Why is my Chevy 2500HD in reduced power mode?
The electronic throttle is run on 5 volt potential, so some resistance that would go unnoticed in a 12 volt circuit, causes intermittent problems in a 5 volt circuit. helpful? There are no after market items on the engine.
What does it mean when GM says reduced engine power?
In some instances, the PCM may actually cut off fuel delivery to the engine, rendering the vehicle undrivable. When this happens, GM’s Engine Reduced Power Mode is being implemented as a “fail-safe” mode (also known as a “limp” mode).
Why does my Duramax say reduced engine power?
If you’ve got a Duramax diesel, the Reduced Engine Power warning could Illuminate for a variety of reasons. There are many different technical service bulletins (TSBs) for Duramax-powered vehicles that mention Engine Reduced Power mode.
Why does my car go into reduced power mode?
When the vehicle’s main powertrain control module can’t trust the data coming from the throttle actuator, it goes into the reduced power mode for safety reasons.When the the automobile goes into this reduced power mode the traction control and stability control become disabled.
The electronic throttle is run on 5 volt potential, so some resistance that would go unnoticed in a 12 volt circuit, causes intermittent problems in a 5 volt circuit. helpful? There are no after market items on the engine.
Why does my GMC Duramax have reduced engine power?
It keeps getting a “reduced engine power” message on the dash, then it doesn’t have any power, its like putting a brick under the gas pedal. I have went to the dealer and they cleared the code so they could try to duplicate the code, which it never came back for them.
Why does my GM car have a reduced engine power warning?
Some GM vehicles will enter Reduced Engine Power Mode when the engine begins to overheat due to cooling system issues. The PCM triggers the mode to protect the engine from further damage. In some instances, the Reduced Engine Power warning may illuminate to inform the driver that the vehicle lacks power due to an underlying condition.
When the vehicle’s main powertrain control module can’t trust the data coming from the throttle actuator, it goes into the reduced power mode for safety reasons.When the the automobile goes into this reduced power mode the traction control and stability control become disabled.