Pontiac G5 Engine Power Reduced

This is great news since it helps narrow down where the ecu thinks that the problem is.

Pontiac g5 engine power reduced. Listen my son has a 2010 cobalt with a 2 2 engine and the car has a code p0641 only and engine power reduced on the dash. Check for a wire rub through condition at the oil filter housing. My 07 g5 says reduced engine power and check englne light comes on why is that. A common cause of the reduced power message and trouble codes p0106 p0651 and p2135 is a wire chaffing issue that shorts the reference voltage to ground and prevents the pcm from getting accurate sensor data from the map and accelerator pedal positon sensor.

Reduced engine pwr at wits end with pontiac g5 i still remember my first and only experience with reduced power it turned out to be a wire was not plugged all the way in on the transmission. A good code scanner is really cheap and can make the process a whole lot smoother. If its a short in a wire causing it that s a hard problem to find give the shop some time to find it but if you are unhappy with the current shop do take it in to another one. If you have the reduced engine power light then there are going to be some diagnostic trouble codes stored in your obd ii system.

Reduced engine power causes. Gm and gmc vehicles have been plagued by throttle position sensor problems along with the dreaded reduced engine power or limp mode. Here we show you the cure. They told him at autozone that the car needs the fuel tank pressure sensor.