2003 GMC Sierra 1500 "light reduce speed" Questions

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speed after light came on was 40 mph in order to get home--the further I drove the slower the speed became. Have checked coolant--it starts fine--no Engine Heat light ever came on--Oil is warm but not

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light came on and ihe display said reduced engine speed and starts running ruff and then dies but it will restart after a while it ran good before the washing 5.3 L Sounds like you created a potential

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...speed when reduced engine power light is on but acceleration and speed may be reduced. The performance may be reduced until the next time you drive your vehicle. If the light stays on see your dealer ...

...reduce engine speed light come on when driving 40 mph my check engine light comes on and the reduce engine speed light also comes on, causing the car to have no power. This is dangerous in the middle ...

Question about GMC Sierra 1500

1 Answer

...reduce power light and check engine are on,and the speed is slow. what happend? reduced power usally points toward a gas pedal to throttle correlation meaning the drive by wire system is where the ...

...out when i reduce the speed After driving for a while in a freeway, and i reduce the speed for some reason, then the engine stops running while the ignition lights are on. could be crankshaft

...sensors can cause that reduce speed and or the Catalytic converter is plugged. Check the fluid Plugged transmission cooler, either built into your radiator or as a separate unit near the

...speed reduced light came on along with traction turned off on my 2009 Pontiac g6. when i accelerate it jerks. Reduced engine power on GM vehicles has to do with the electronic throttle control .( ...

Question about GMC Sierra 1500

2 Answers

Reduce Engine Light while driving up a bridge fast my reeduce your engine light came on .when stop to pay bridge while pressing the gas pedal the engine would not excelerate.Its like am driving at ...

...speed . The power steering is electronic ,computer controlled , sensors on the steering shaft .With those light's lit , DTC'S - diagnostic trouble codes are stored etc... Plus there is a real chance ...

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