What is engine power reduced mean?
Typically, the “engine power reduced” warning light on your dash means that your vehicle’s performance has been reduced to avoid damaging its engine. The computer in your car, also known as its “electronic control unit” (ECU) has triggered the Reduced Power Mode after it has detected a system failure.
Why is my GMC Sierra check engine light not working?
Tl- the contact owns a 2002 GMC Sierra. The contact stated that the glow plugs malfunctioned as the check engine warning light illuminated. The vehicle was taken to a dealer for diagnosis where the glow plugs were replaced. The manufacturer was notified but offered no assistance. The VIN was unavailable. The failure and current mileage was 41,700.
Why does my check engine light come on?
You will see the ‘Reduced Engine Power’ message on the dash and the check engine light will most likely come on. Usually this problem just requires replacement of the pedal assembly, although there have been wiring problems on some makes and models.
Which is the diagnostic code for a GMC check engine light?
1 Refer to our Generic OBD II code list for definitions on all other GMC diagnostic trouble codes. 2 Manufacturer Specific Codes 3 P1031 4 P1032 5 P1105 6 P1106 7 P1107 8 P1108 9 P1109 10 P1111
Are there any problems with my GMC Sierra?
See all problems of the 2011 GMC Sierra . While driving check engine light, service stabilitrac and service traction control on information center, followed by a reduced power notification. This clears and occurs without warning rendering the mv near useless. See all problems of the 2008 GMC Sierra .
What causes a flashing check engine light on a GMC Sierra?
While a majority of the time, the flashing check engine light is going to be caused by a misfire related to your Sierra’s ignition system or fuel system (as stated above), there are other issues that can cause it. Your timing chain could have jumped .
You will see the ‘Reduced Engine Power’ message on the dash and the check engine light will most likely come on. Usually this problem just requires replacement of the pedal assembly, although there have been wiring problems on some makes and models.
How to clear service engine soon light 1990 to 2002 Chevy?
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