Plugged catalytic converter?
Air/Fuel filter?
Worn plugs?
im having the same problem with my 03 silverado check this out link out for your answer http://www.ssrfanatic.com/forum/f5/tsb-reduced-engine-power-15539/
Reduced engine power, on your 2005 Pontiac Montana, can because by several things. The most common cause of reduced power is a lack of fuel.
The engine power reduced light will turn on in Chevrolet HHR when a failure is detected in one of the sensors or engine components. An OBD II code reader can determine the cause and help with making repairs.
The reduced engine power light means that there is a problem with the battery or power system. It almost always means a battery connection issue.
NO. That means the engine is running too hot. Check cooling system.
gmc serra engine power reduce,can't drive no power
Reduced engine power may be many things but the reduced engine power will also throw a trouble code. Get that information to diagnose your problem. If the check engine light is on steady it is usually OK to drive however if it is flashing you must shut the engine off. A rich running condition will cause your catalytic converter to overheat and melt. www.trailvoy.com All the answers for your Envoy and more!
Reduction in power density. Power density is the power produced by the engine per volume unit. Reduced volumetric efficiency means that less air/fuel will be delivered to the engine for a specific engine volume.
I assume it has a diesel. Possibly the regeneration of the exhaust isn't working. It is going into the "limp home mode". Some name huh.
It is reducing engine power because a sensor dictated a serious problem and to keep the engine from damaging itself it'll go to engine power reduced stage and it vibrates because its at a rough idle
Its not very powerful at all. I have a 305 in my 1995 Sierra 4x4 probably around 225 hp,
If an engine was not assembled properly it could cause a low power complaint.If an engine was not assembled properly it could cause a low power complaint.