Tag Archives: Pontiac Grand Prix

Pontiac Grand Prix car questions and answers from expert dealership mechanics. Ask us in our free live chat or repair forums.


Buick Stalls – Changed IAC and MAF Sensors

1998 3800 stalls when you let up on the accelerator. I changed the IAC valve, still does it.Do I need to drive it for a while for the computer to reset.If not, maybe the MAF??? ProTech: Is the check engine light on? Check engine light has come on a few times in the past week , but then goes back off. It has NOT come…

Continue reading


2001 Pontiac Grand Prix Service Engine Light P1404

The service engine soon light came on and when the diagnostic code registered a P1404 number. What is that? I had the converter changed several months ago because it was plugged. ProTech: What year and model vehicle do you have? 2001 Pontiac Gran Prix GT with 3.8L V-6. The EGR valve? Ok, that code is for the EGR valve, which directs exhaust gases back into…

Continue reading


2006 Pontiac Grand Prix Seconday Air Injection Code

My 2006 Pontiac Grand Prix’s check engine light came on and the mechanic replaced the air pump. The light came back on and now they are replacing a secondary valve tomorrow and they can’t guarantee that’s the problem. I’m already at $600 worth of repairs and it probably won’t take care of it. I have researched this on the Internet and it seems there is…

Continue reading


How To Reset Pontiac Grand Am Security Light

I have a 2004 Pontiac grand am and my security light stays on how can i turn it off it does not have a reset button. ProTech: You cannot just turn it off unless the problem is fixed. The security light is on because you have a problem with your Passlock theft system. There are temporary fixes, like doing a re-learn of the theft deterrent,…

Continue reading


2007 Grand Prix Headlights Keep Going Out

I have a 2007 Pontiac Grand Prix and my headlights keep going out. Mechanic JK Both sides at the same time? Do you mean the bulbs are burning out, or just they go off. Both sides at the same time one day they went out for two days and came back on. OK. Give me a moment to look at a few things… Do you…

Continue reading