i have an '06 pontiac grand prix that the wipers mostly only work in high speed....then out of the blue all speeds will work for a while(minutes, hour or two) only the high speed works perfectly all the time....Is it the switch? a relay? a short somewhere? any ideas?

i have an '06 pontiac grand prix that the wipers mostly only work in high speed....then out of the blue all speeds will work for a while(minutes, hour or two) only the high speed works perfectly all the time....Is it the switch? a relay? a short somewhere? any ideas? 1 Answer

I have a 06 grand prix gt 3.8 v6 It looks like a new ignition switch was put in and and a used lock cylinder installed in the switch. I have tried the sequence of turning the key on for 10 minutes and off for 10 seconds 3 times and it will not start . The message center still says antitheft will not start. What is wrong or what am I doing wrong? 3 Answers

I have a 06 grand prix gt 3.8 It looks like the ignition switch was replaced and used lock cylinder installed. Car will not start. Dash lights up. Antitheft message is in the message screen in top ...

I have a 2001 Pontiac Grand Prix GT and it seems like my car's RPM's are too high for the speed. Also when I'm pressing hard to accelerate on the highway at abt 55 mph it has trouble gaining speed. 2 Answers

It shifts pretty good as long as I'm not pressing to hard on the pedal so I'm hoping it's not a transmission problem

I have a Pontiac Grand Prix 2001 model it starts up and runs good for about three or four seconds and then dies as if I turn the ignition off why is it doing that 3 Answers

I have a 2001 Pontiac Grand Prix SE it starts up and runs fine for about three or four seconds and then dies as if I turned off the ignition why is it doing this

I bought EGR Valve & Catalytic Converter for 2002 Pontiac Grand Prix GT 3.8L with 225k on Friday, Saturday I had it installed, I should of done the EGR myself just I'm not good with those things & didn't know if I replaced the EGR before the Catalytic Converter if that would mess anything up one before the other as I don't want to be stranded. Only thing is after those 2 things were replaced it still runs like crap. Suggestions? I've asked around. I've been told to get it hooked up to a computer. I contacted another mechanic in MN & he told me take the throttle body off & clean well & then replace.??? 8 Answers

I bought EGR Valve & Catalytic Converter for 2002 Pontiac Grand Prix GT 3.8L with 225k on Friday, Saturday I had it installed, I should of done the EGR myself just I'm not good with those things & did...