Chevy Truck Loses Power Going Uphill

You most likily do need new plug & wire set, a fuel filter would be a good. My father in law had a problem with losing power going uphill and it didn't have to be a long hill. One can find more information on the. Injectors look to be ok, and no egr code yet! The truck seems to have power when I first drive it since I cleaned the egr, but turns into a dog when it is up to operating temperature. EMERGENCY: Car won't accelerate uphill! about 5 minutes into the hill climb for it to lose the power. Read about 6. 0L Utility Truck '99 Ford F350 4x4 7. Usually after the truck sits for an entire day. Proper fuel pressure is needed to atomize the fuel correctly when it leaves the fuel injector to complete the burn process. the 2019 chevrolet silverado high country gets better wheels, a power tailgate and led headlights, among other things. The check engine light flashes and the van loses power. The most likely. I now have a 34 ft rig which is a whole bunch heavier and has the big ford and a 5:13 axel ratio. It is an o ring under the primer pump. I thought I had it, the air filter was plugged and actually collapsed. It's a Chevy 454 engine. Shortly afterward, the power came back up and the smoke dissipated. When I want to go from around 55mph to 70mph, I basically have to floor it to get a steady increase in speed. This all-new 2020 Chevy Silverado 2500 HD is powered by an all-new gas V8 engine. 2014 Silverado 1500 LT 4×4. This truck is. My 2000 5MT Forester has developed a strange problem. Check pressure while driving. I can only guess that the problem has something to do with the fuel system. JD 455 Power Loss going uphill John Deere Garden John Deere Garden I have a 2001 455 with 860 hrs. May 02, 2006 · I have a 2001 V6 and i have driven cross country twice in the past 4 months and sometimes when i come to a steep grade the truck losses power. When I'm going up any hills it spudders like it is starved for fuel. I thought I had it, the air filter was plugged and actually collapsed. When I'm driving, and the car changes from 1st to 2nd gear and with my foot on the accelerator, the engine sputters and the car loses power and then slowly catches up. but sometimes it takes entirely too long and too much gas to get it to move faster. have replace 2 fuel pumps and filters in less than 1 year. Engine skipped occasionally and would pop-pop-pop under heavy acceleration. Then it loses power. It has almost over-heated on me going uphill several times, so I did the sensible thing and stopped using the AC when driving up the steep hill near my house. Losing power traveling uphill - is this really an age thing? their body is going to crap out on them and there’s not much to be done about it. When you install a tuned exhaust system, your car, truck, or SUV feels faster and more responsive. Jan 30, 2013 · Hi everyone new to the world of diesel Pickups. You dyno your ride and are sad to find that it's only making half the horsepowerSo where the hell did all those. Start by checking the output of the fuel pump. Chevy Malibu Reduced Engine Power Leads When pulling a heavy load uphill the 99 Tahoe loses power until you. Will not exceed 45-50 MPH up hill with foot to floor. Engine skipped occasionally and would pop-pop-pop under heavy acceleration. The fuel pressure would need to be checked to see if it is within specifications, and the fuel. Average repair cost is $450 at 50,550 miles. Well 7 months later nothing has caused it to break completely down, but it is randomly jerking and losing power. Cell showed bad temp sensor. 3 v6 engine misfires going uphill engine loses power going up long steep hills only - Chevrolet Cars & Trucks question. Verify that the injection pump has a good, clean, not aerated fuel supply. Sep 23, 2019 · Research the 2018 Chevrolet Bolt EV with our expert reviews and ratings. It is a 91 chevy truck with the 350 (5. Hello everyone. It’s got the 6. Read more Chevrolet reviews to learn about other models. 4 Reasons Why Engines Lose Power Over Time And How To Win Your Horses Back. If only nailing down the causes of power loss were as simple as a tuber in the tailpipe, we wouldn't make such a hash out of diagnosing them. My RC will be the plush one. It takes about 5 minutes into the hill climb for it to lose the power. November 28th, 2012 at 11:39 am. ENGINE POWER REDUCED, SERVICE TRACTION CONTROL, SERVICE STABILITRAK Has anyone ever came across this before? Let me start from the beginning. Selling a Tesla Truck for $50k would be about what a Chevy. I've been to 6 mechanics, including the dealership, and have spent $1000 so far with no result at all. Automatic Transmission Problems of GMC Sierra - part 1 GMC Sierra owners have reported 66 problems related to automatic transmission (under the power train category). Proper fuel pressure is needed to atomize the fuel correctly when it leaves the fuel injector to complete the burn process. If your car is losing power in hot temperatures, it's important to be aware that your air conditioning uses a portion of your engine's power. I was doing 5mph and qualcomm pops up with excessive speed. Overall I believe it is an excellent value for the money. I called maintenance and they told me its the vehicle speed sensor. It's time to put this new truck and engine to an extreme towing test - the Ike Gauntlet™ : world's. Chevy truck engines are designed with a broad rpm range in which high torque can be produced and sustained. were is the wiper pulse motor located on a 1992 chevy truck by craig (5/3/2007) Where is the speed sensor located on a 1999 Dodge Ram 1500, 2 wheel drive? by Steve (5/3/2007) where is the crankcase located on a 1996 dodge neon and what is it? by jen jen (5/3/2007) Where is the fuel filter on 1997 Chevy pick-up 6cyl C1500. hi everyone, im new to the sight i have a 2002 hd 3/4th with 6. Chevy Truck Forum | Silverado Sierra GMC Truck Forums Going up hill fine, loses power check engine light on. Jun 19, 2017 · When I'm going uphill acceleration loses power n jumps up in rpm to past 3 and immediately drops down to about 2000rpm - Answered by a verified Chevy Mechanic. It just starts running flat and doesn't give me the power I get on flat roads. For example, higher horsepower allows the engine to maintain highway speeds when pulling a heavy trailer uphill. Does your car chug, sputter, stall or lose power? Trouble accelerating? There are a lot of things that can go wrong with your car. The vehicle is a 2007 Toyota Sequoia with 72000 miles on it. The spark module and its' partner in crime, the brainbox, work together with two temperature sensors to control timing advance. When I had it in gear I would get nothing as far as rpms and there was a whole lot of shaking goin on, the engine was still running. 5 HP B&S engine. " These motors do not have a spark knock sensor. You are losing power because there is a restriction in the fuel system. Aug 09, 2019 · How to Test Fuel Injectors. You should allow for extra time when switching lanes, stopping, and passing other vehicles when you're towing a trailer. Proper fuel pressure is needed to atomize the fuel correctly when it leaves the fuel injector to complete the burn process. Tesla has an uphill battle on. It was a 1989 rig and hat the 454 power plant with a 4:88 axel ratio. All was fine until today. Sep 25, 2019 · Sometimes when you accelerate, your car loses power while driving. 00 from Extreme Diesel Power or other on-line vendors (11/2017). It has developed a rattling noise that sounds like the end plastic on a wire hitting a metal shield or like something in a clothes dryer. 2002 GMC 2500 LB7 2wd. A larger engine with greater torque and horsepower will provide a performance improvement while operating with less strain. Hit the hill with speed it starts to lose power and speed. and all of a sudden the SUV loses power. I am liking the idea of completely un PCMing the donor truck for use into the crew. hi I have a 2003 Nissan frontier 3. The vehicle's engine may be starving for fuel. Chevy Truck Forum | Silverado Sierra GMC Truck Forums Going up hill fine, loses power check engine light on. I was going 55 to 60 and ended up barely going 40 to 45. If power loss comes from misfiring spark plugs, the degree of power loss corresponds with the rate of spark plugs. If spark plug is due for change you can experience this type of issue or may be spark delivery was weak coz of weak igniton coil or faulty HT lead then also you may have this type of loss of power. Nov 15, 2012 · 2003 chevy 4. Aug 11, 2015 · That fact has come to the surface again following the revelation that Tesla loses money with each car it sells, something that shouldn’t shock really anyone. It seems the worst when turning right or going up hills. Know what to look for - and call AAMCO Colorado to get it fixed. And the thing is… I can actually feel the exact second that it loses power. ( 189K Miles ) It runs like a beast on regular roads , and down hill. Average repair cost is $560 at 42,850 miles. 94 Chevy Truck surges at idle in gear, loss of power under accel? I just bought a 1994 K2500 w/ 5. So if you are going on a long journey on a particularly hot day, you might feel like your car just doesn't have the pull you'd normally expect. << Does your Air Condition slows your car acceleration??? >> It does a little bit, enough to be noticeable but not really be bad. Losing Power Uphill I have a 4310 with various attachments. 3 2wd) at his advice. Automatic has 200,000 miles. The only major work done has been a new serpentine belt about 1200 miles ago and a water pump at about 30000 miles. Chevy TrailBlazer Loss of power. Whenever there's a call for power like when going up any grade of incline or when trying to get up to highway speed even with the accelerator floored the speed and rpm's continue to fall off. Started all of a sudden without warning. Aug 11, 2015 · That fact has come to the surface again following the revelation that Tesla loses money with each car it sells, something that shouldn’t shock really anyone. Occasionally when going up a long hill and I get into the throttle for any amount of time (usually has to be 5 seconds straight or more), the car will suddenly lose power. Oct 10, 2016 · Q: My van loses power going uphill sputters like it's going to die I've changed my fuel filter and that has not helped My car has an automatic transmission. convertors have been removed. doesn't matter if I am going uphill or on a straightaway. ENGINE POWER REDUCED, SERVICE TRACTION CONTROL, SERVICE STABILITRAK Has anyone ever came across this before? Let me start from the beginning. My 2000 5MT Forester has developed a strange problem. I have a Chevy 2500 hd crew cab with the 8. We’re not trying to tear the truck down or anything – we love it – we just want to make sure everyone knows what’s going on. Then starts to stumble and I get engines service light and po300 and po306. The spark module and its' partner in crime, the brainbox, work together with two temperature sensors to control timing advance. g: driving uphill or towing a trailer, the transmission can not decide to stay in OD or to shift into 3-th speed and it starts to shift back and forth. The most common cause for this is bad rings and is most likely from high mileage. Toyota Trucks and SUVs. The engines in the Gravely are mounted with the air filter to the rear of the mower. If the engine dies or has a sever power loss power while under a load the problem is most likely fuel supply related. 6e hatchback) lost power (about 500rpm in a bursty rhythm) after I re-ignited on a traffic light, the engine started shaking, and I could smell liquid fuel. It takes about 5 minutes into the hill climb for it to lose the power. i have filed. Truck has no power and bogges down down when given throttle. Automatic Transmission Problems of GMC Sierra - part 1 GMC Sierra owners have reported 66 problems related to automatic transmission (under the power train category). Re: "Power Reduced" light on 2008 Chevy 3500HD Dually I'm having what I believe is the same problem. 0L G20 Sport Van. The fuel injectors in your vehicle are designed to spray fuel into the cylinders of your engine where it is combined with air and compressed before being ignited by the spark plug to produce power. In more than 30 years of testing cars I have experienced several moments of dazzling, crystalline revelation: that the original Mazda Miata was the most sublimely, delicately, intuitively tactile sports car ever built; that underneath the seductive scarlet curves. 00 from Extreme Diesel Power or other on-line vendors (11/2017). com is the best forum for the Chevy Colorado community to discuss the truck’s reliability, diesel or transmissions problems and more. Average repair cost is $560 at 42,850 miles. Going uphill puts extra strain on the engine anyway, and having the AC on drains power to my car, too, even just driving on a level surface. Engine warning. 5 I5 Manual tranny. My car can cruise to 120 km/h no problem. But now i realize that when i put the pedal all the way down like for passing the rpms wont go past 3k at speeds of 50+ and going up hills is shitty at low speeds. Coming to work this afternoon, I had a sudden loss of power and several large puffs of blue smoke from the exhaust. Car and Driver 1971 Yearbook "Chevy's Automated Engine"—Make it Cheaper But Make it Work—By Karl E, Ludvigsen, "It is possble that Chevy may have equalled its 1955 achievement with its new small-car engine. Q: My van loses power going uphill sputters like it's going to die I've changed my fuel filter and that has not helped My car has an automatic transmission. In this clip, Simon Hughes explains the most popular reasons why a car might lose power while you're driving along, and offers tips and advice to diagnose and fix these issues. I really have no clue!. While this can be one reason, there are numerous other factors as well that cause this problem. Chevy Truck Forum | Silverado Sierra GMC Truck Forums Going up hill fine, loses power check engine light on. Tip 3 - High-Centering. The first issue. Can the oxygen sensor be going bad and not show a code?. The tac jumps up to 3500/4000 rpm and there is no power. We have a 2003 Chevy Avalanche 1500. Car noises are not just annoying: sometimes they are a warning sign, like. So, to recap, the original problem was that it looses power (and vibrates a lot) and backfires when going up a long hill. You can't have a good working engine without fresh pure gasoline flowing into it at all times. But either way I don't gain much speed. You may have to register before you can post: click the register link above to proceed. So if you are going on a long journey on a particularly hot day, you might feel like your car just doesn't have the pull you'd normally expect. Replacing the fuel filter is an easy job, but you should first make sure that whatever trouble you're experiencing is indeed related to clogging in your filter. The 1999 Chevrolet Tahoe has 3 problems reported for loses power climbing hills. Yet, they do pull out engine timing (spark retard) based on heat. download silverado high rpm free and unlimited. The RPM goes up and down by its self without my pushing on the gas. fordproblem November 5, 2014 0 Comments If you are driving a 2008 Ford EDGE , or if you are planning to purchase one, then it is important that you review reported Power Train problems and defects. Aug 07, 2008 · I have a 1995 chevy tahoe and when im driving uphill about 30 mph when I try to accelerate I step on the gas about half way and it just does this rattling it sounds like its from under the hood. My 2001 3126B shuts down when I hit the brakes hard. Are the ecm power wires in good shape, (no cuts, corrosion, no crimp connectors, good clean copper)? If all that’s good, have your bull gear checked, out of the 15 ‘01 model Freightliner’s with Detroit’s we used to have, the units with “great power” were the 6 that had the bull gear replaced. This especially happens while not only giving it more power than normal, but going uphill or inclines. It seems that if the generator runs at a fixed RPM, the efficiency of the system will be greater than if it is allowed to vary. if you are in a Ferrari and aren't aware of its power, maybe. Has new plugs, wires, air filter, fuel pump, no cat, pcv good, does not sputter or backfire, just losses power gradually then quits when warm or hot out. My truck stalls out and after 5 minutes are so she starts up and then stalls again after a few minutes. 0L Utility Truck '99 Ford F350 4x4 7. Re: truck has no power going up hills 05-18-06 03:09 PM - Post# 935992 In response to ICON Checked the fuel pressure, cold at 12 lbs, ran over an hour, still above 11lbs, this was taken after the filter. I know squat about Chevy engines. 90 S-10 4wd 4. Hello everyone. Narrowing down the cause of engine bog and dead spots in the rpm range - Hot Rod Magazine. I need help with my 89 c1500 extended can 2wd. Chevy Truck Forum | Silverado Sierra GMC Truck Forums Going up hill fine, loses power check engine light on. You may be on to something there. It will run well but sputter when engine is under load going uphill. I would lose power only while towing, usually at the end of the a long trip, didn't seem to happen on short trips. Feb 06, 2010 · What causes a chevy 305 to lose power going up hill? It's a 79 chevy G20 van 350 turbo trans on a straight stretch it will do great and take off on flat ground is great. When its under a load I can here an air noise pulsing from the front. Recently bought a 1995 Chevy Blazer LS ( 4WD, 4 Doors, Fully loaded, 4. An intake back-fire explosion can be caused by the fuel air mixture being to lean when the engine is demanding power. Average repair cost is $560 at 42,850 miles. 94 Chevy Truck surges at idle in gear, loss of power under accel? I just bought a 1994 K2500 w/ 5. Just so every knows, CVT stands for Continuously Variable Transmission. This truck is. like has to go down to 2nd gear to make it a normal him for georgia. Nov 23, 2016 · 2017 Chevrolet Bolt EV Faces An Uphill Battle With Charging Times 28. what would cause a car to lose power when going uphill? I have a 98 Chevy Blazer, all of a sudden it started sputtering and slowing down when driving up big hills, I thought at first maybe it was bad gasoline, because it went away after a new tank of fuel, but its back again after 2 months or so on the same gas I've been using. The truck rides well and has enough power to get the job done. " What you really meant to say was: "Torque loss on hills. This is a discussion on [SOLVED] chevy 1500 backfire within the Automotive Support forums, part of the Tech Support Forum category. A visual inspection showed that new spark plugs, spark plug wires, ignition cap, and rotor have been installed. Fuel injector problems. With and Without Misfire Codes. Jan 29, 2018 · Power Steering Problems If the whining noise while accelerating is loudest while taking a turn, the problem may lie in the power steering assembly. The engine runs fine when cold but as it warms up it starts to "surge" at idle and when you come to a stop it acts like it wants to stall then it grabs. It would fireball over the mountains leaving every body in our dust. Disconnect truck and head out in truck. I thought I got some bad gas and add some sea foam and it ran good for a short time and then started stalling again. Mine did the same. i dont think the engine loses power, because i push the clutch in and the engine revs hard. engine light comes on while going at an uphill pull and loses power 1 Answer. Follow the vacuum hose from the turbo waste gate to the controller on the drivers side near the brake master cylinder. Had this happen with my 96 3500 Chevy Dually. The most recently reported issues are listed below. The check engine light flashes and the van loses power. I have changed the plugs, distributor cap and rotor. 3 Reasons why my car makes a squealing noise when I drive. Hit the hill with speed it starts to lose power and speed. You may have to register before you can post: click the register link above to proceed. Experiencing loss of power, especially going up hills 10 Answers. Steve Knickerbocker: First, make sure you have a thermostat and you're not low on coolant. To learn more, see reviews below or submit your. Phil Blancato CEO of LTAM, will discuss FOMC minutes and previews fed. ( 189K Miles ) It runs like a beast on regular roads , and down hill. Losing power traveling uphill - is this really an age thing? their body is going to crap out on them and there’s not much to be done about it. When the engine light is flashing it means you are doing harm to the catalictic convertors which are very expense for those truck and have a chance of plugging up and cause your truck to run like a bag of crap. It seems to lose power right as the battery drops to 1 bar, I'll double check that next time I have the car up this pass. 2003 Chevy S10 No Power. The only major work done has been a new serpentine belt about 1200 miles ago and a water pump at about 30000 miles. Happened again last weekend, mine will sometimes "fix it's self" after about 1/4 of a mile or I need to re-starting the truck. For example, in the 1973 model year, there were four calibrations fo. Asking $700 today. Engine seemed to be revving high, no hesitation, no lurching or other problems other than loss of power and unwillingness to go over 50mph. still having same problem. When the engine light is flashing it means you are doing harm to the catalictic convertors which are very expense for those truck and have a chance of plugging up and cause your truck to run like a bag of crap. and a light racing 800cc. Fuel filter is the main culprit when you lose power going uphill. If your Check Engine Light ever starts flashing, that means that the problem needs immediate attention and the vehicle should be taken in right away. I have a Chevy 2500 hd crew cab with the 8. Random loss of power, not limp mode? Ok so I've been driving my newly acquired 2002 jetta TDI. Won't Rev In Gear-February 2007-Question: I'm having a problem with my engine bogging at 5,000 rpm in. I would just like to run at 60 mph. 5 Turbo Diesel engines, transmission parts, EGTs during towing and other top tech questions, only on dieselpowermag. "Power loss on hills. Learn what does P0300 Chevrolet Cylinder Misfire Detected Random Cylinders means, location and how to repair?. But identifying a power problem can try the patience of a saint, and doubly so when the drop in oomph occurs intermittently, virtually guaranteeing that your mechanic won't be able to reproduce it. When I had it in gear I would get nothing as far as rpms and there was a whole lot of shaking goin on, the engine was still running. Ford F-250/F-350: Why is My Truck Losing Power? Is your truck suffering from loss of power and acting sluggish as a result? Learn about the different factors that can cause this and how to address them. Injectors look to be ok, and no egr code yet! The truck seems to have power when I first drive it since I cleaned the egr, but turns into a dog when it is up to operating temperature. Does a bad alternator lead to power drain from the engine. They know their way under GM hoods because GM Factory Diagnostics puts data directly from your vehicle right at their fingertips. On 11/2932013, halfway on my drive from work to home, I noticed that my truck would sputter and the rpm would fluctuate when giving it some gas while going. I have a 1990 5. when I'm going uphill and despite. It has 57000 miles on it. It's time to put this new truck and engine to an extreme towing test - the Ike Gauntlet™ : world's. Selling a Tesla Truck for $50k would be about what a Chevy. Thought I had a problem with gas, changed fuel filters, had fuel pump checked and added Sea Foam. The Certified Service technicians at your Chevrolet, Buick, GMC, and Cadillac dealers are expert finders and expert fixers. Jan 30, 2013 · Hi everyone new to the world of diesel Pickups. You should allow for extra time when switching lanes, stopping, and passing other vehicles when you're towing a trailer. In some uphill spots along that portion of my trip, did notice that the engine speed sometimes was in the 4000 - 5000 range. Without a tight seal on rings and valves, a car leaks pressure and its engine doesn't work efficiently. Start by checking the output of the fuel pump. Get the truck check by a pro to see why the light is on. Comes on without warning car loses power down to 20 mph I was driving 55 mph on highway pulled over shut car off waited few minutes car restarted then not 5 minutes later did same thing only this time engine shut off was able to coast off road thank goodness called gm they told me it was out of. Below are the 11 most common reasons for a car or truck losing power when trying to accelerate: #1 - Low Compression (Gas & Diesel Engine). to Why Does My Car Lose Power?, when going uphill and ac on. Usually after the truck sits for an entire day. Usually, the first cause that strikes our head is inefficient fuel. Now remember these are Florida hills, not mountains. Truck runs perfect at all speeds except when accelerating uphill. Fix them and it started right up. I now have a 34 ft rig which is a whole bunch heavier and has the big ford and a 5:13 axel ratio. I was driving my 2001 GMC Sierra 1500 the other day and it started having some performance issues. It is a 37' RV with a Chevy 454. last week I had scheduled to take in for oil change for this fri, now these issues start last night. I removed the sensors from that unit and installed it today and it fixed the problem. Happened again last weekend, mine will sometimes "fix it's self" after about 1/4 of a mile or I need to re-starting the truck. hauling a trailer and going to the. Sometimes when you accelerate, your car loses power while driving. I don't push it hard. It is a 91 chevy truck with the 350 (5. Replaced the timing belt, fuel filter. You're going to find it to be very under-powered compared to the Rams. Changed the fuel filter and primed with injecter cleaner and the power came back. but sometimes it takes entirely too long and too much gas to get it to move faster. We explain how it works, and why the oil light on your dashboard might be turning on and off at mysterious times. then all of a sudden it will regain all power. I ended up with an accelerator pedal from a 98 Chevy C2500 pickup which has the same sensor. A recall should in the process. Proper fuel pressure is needed to atomize the fuel correctly when it leaves the fuel injector to complete the burn process. i am having the same problem with my vehicle swaying on the highway gm is trying to help me. Toyota Trucks and SUVs. When driving home it sounded like I was running out of gas and the power and lights started going out again. View all 160 consumer vehicle reviews for the Used 2009 Chevrolet Traverse SUV on Edmunds, or submit your own review of the 2009 Traverse. JD 455 Power Loss going uphill John Deere Garden John Deere Garden I have a 2001 455 with 860 hrs. As an aside, it seems like my turbo has been a bit slow to spool up lately, and cold starting is somewhat hard with a slight haze of blue smoke. 3 v6 engine misfires going uphill engine loses power going up long steep hills only - Chevrolet Cars & Trucks question. Trailer brakes can help improve your rig's stopping power. I have crawled under the whole length of the truck and can’t find any loose heat shields or wires. I have changed the plug caps rotor and coil on my own I am now having a problem cranking my truck it will not start but when I do eventually get it started it has trouble running it won't stay running and has a hard time moving like it's getting no gas I don't know what is wrong any help at all would be appreciated. The first issue. If you don't have a good fuel filter to prevent the impurities of the fuel from flowing into the engine, then it could ultimately jeopardize the performance of your engine. My brother who has been a lifelong mechanic says the fuel pumps and regulators go out all the time in these trucks. I have weighed the truck and trailer together weighs 14500 lbs. The truck rides well and has enough power to get the job done. Feb 04, 2010 · Exmark Metro HP Stops when going uphill in any gear higher than first. Read more Chevrolet reviews to learn about other models. Truck shakes and loses power going uphill (2006 Chevrolet Silverado 1500) Got a 2006 chevy Silverado truck with a 4. 3l v6 when I drive my truck the temp sensor in the cab says its over heating so I turn on the defroster and it goes back down to normal operating temp, but if I don’t turn on the defroster when I turn off the truck I can hear a bubbling noise coming from the reservoir, what could be the problem! thanks in. This happens regardless of how much fuel is in the tank. Diagnosing Misfires Download PDF. 3 Reasons why my car makes a squealing noise when I drive. Re-checked the spark plug wires and they were on wrong. Stop for a while light off. The 1999 Chevrolet Tahoe has 3 problems reported for loses power climbing hills. November 28th, 2012 at 11:39 am. 7 cuts out/loses power while driving. Return home, check transmission, no fluid on ground or visible under truck, fluid showing on stick. Worn out rings or valves may signal low compression problems with the engine. For example, if your fuel guage loses it's ground it will always peg to empty or full, depending on the type of sensor. 2L 4x4 and it has a few issues. Mar 20, 2006 · Outside temp was in the 40-50 range so shouldn't have been too hot. put some power to it and pull a good load. I have crawled under the whole length of the truck and can’t find any loose heat shields or wires. i am a service advisor/asstistant manager for chevy dealer in nj. Like Dick said the grade of the road can sometimes be deceiving. I have changed fuel filters, put Sea Foam in the gas. [SOLVED] chevy 1500 backfire. Q: I am suffering from a power loss in my truck when I go uphill, and at higher RPMs. The 1999 Chevrolet Tahoe has 3 problems reported for loses power climbing hills. 5 I5 Manual tranny. Then it loses power. Then starts to stumble and I get engines service light and po300 and po306. I was driving my 2001 GMC Sierra 1500 the other day and it started having some performance issues. Jan 25, 2016 · While it's possible, more likely is that I misread "short section of flat road" power reading; 10% off might be 10kW, and it could be possible that I was going slight uphill. Truck has no power and bogges down down when given throttle. 1 day ago · Silverado high rpm. I have changed the plugs, distributor cap and rotor. Symptoms of a Misfire.