I have a 2001 Pontiac grand prix 3.1. I have replaced the head gasket, and water pump amd I have done a radiator flush on it and it still sounds like the coolant is boiling in side of the radiator within the first 5 to 10 mins of me running the car... any suggestions?

I have a 2001 Pontiac grand prix 3.1. I have replaced the head gasket, and water pump amd I have done a radiator flush on it and it still sounds like the coolant is boiling in side of the radiator within the first 5 to 10 mins of me running the car... any suggestions? 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 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...

I have a 2008 pontiac grand prix. Water over heats into the resivor after we drive the car the car.when its parked. But the temperature is in the safe zone when we drive it. What could cause this? Head gasket? 3 Answers

Only over heats when we park it, after driving for a shot distance. But temperature is nornmal when we driving it. Changed the water pump

I have a 2001 pontiac grand prix. I was heading out of town the other day and made it 1 mile out and lost power. Car would redline when I gave it gas but it would not move. I put it in park and shut it off and now it will not start. What could be wrong with it? 3 Answers

I have a 2001 pontiac grand prix gt special edition with the 3.8. I was heading out of town the other day and made it 1 mile out and lost power. Car would redline when I gave it gas but it would not m...