02Grandprix reduced power light on won't stay started

02Grandprix reduced power light on won't stay started 1 Answer

reduced engine power light 25 Answers

I have a pontiac grand prix 2005 the reduced engine ligh comes on (mor so in rain) the car will not excelerate above 30 pmh or so and the it will completley stall out. Usally if I wait 10 to 15 mins...

Why does the Reduced Power Light keep coming on? 3 Answers

Reduced power light keeps coming on. It has been happening for about a year now. I put it in the shop and they couldn't figure out what the problem was. When the light comes on there is a slight hes...

Reduced engine power light 6 Answers

2008 Pontiac Grand Prix..my "reduced engine power" sign came on along with the engine light..i was in an residential area so i wasnt goin too fast, maybe 35 or 40 mph..now im scared to drive acros...

Reduced Engine Power light and trouble codes P1125 and P2138 3 Answers

I was driving up a steep bridge and all the sudden a light came on that said Reduced Engine Power and I no longer could drive over 30 mph took it to auto parts and they scanned the trouble codes P11...