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My 2004 Pontiac Grand Prix gt is shutting off on me and is
My 2004 Pontiac Grand Prix gt is shutting off on me and is not pulling with all the power the other day I was driving it and it cut off on me I looked up the bottom and my catalytic converter was fire… read more
kalamykid
kalamykid
Pactor automotive
Vocational, Technical or Trade Scho
5,446 satisfied customers
Pontiac Grand Am SE: 2001 Grand AM. Code P0404. Have already
2001 Grand AM. Code P0404. Have already replaced EGR sensor and Upstream O2 sensor. Idles fine. Runs OK at low speeds (around town). Run lousy on highway. Floor it then feather it to get car up to spe… read more
Gary
Gary
Pontiac Technician
Vocational, Technical or Trade Scho
1,463 satisfied customers
grand am: hesitation..502 code .have a obd2..fuel filter..checked fuel
02 grand am 3.4l hesitation. 502 code .have a obd2 scanner.changed fuel filter ,changed vss,checked fuel press. 52psi,plugs and wires,air cleaner ,pvc valve,dropped cat at manifold, still hestitates a… read more
BOBBYSS
BOBBYSS
Automotive Repair/Damage Investigator
Associate Degree
14,589 satisfied customers
2004 pontiac grand am: open loop when i accelerate..full throttle
I have a 2004 pontiac grand am. I am having problems in open loop when i accelerate at light to medium throttle it hesitates a bucks. When at full throttle no hesitation or bucking but not the same po… read more
ASEMaster35yrs
ASEMaster35yrs
Vocational, Technical or Trade Scho
2,061 satisfied customers
2001 Pontiac bonneville: catalytic converter..engine light came..egr
2001 Pontiac Bonneville SSEi(SuperCharged) It all started with check engine light for catalytic converter. I changed this 6 mos ago. Then check engine light came on again and was reading bad EGR, bad … read more
Tim Mohr
Tim Mohr
SHOP OWNER
Master's Degree
16,198 satisfied customers
1998 pontiac: 000 mi..of last fall put in a new fuel pump
This is a problem I was working on with Anthony. I own a 1998 pontiac gran am 2.4 4cylinder, 143,000 mi. I have as of last fall put in a new fuel pump, new rubber feed line and new rubber rutern line.… read more
kalamykid
kalamykid
Pactor automotive
Vocational, Technical or Trade Scho
5,446 satisfied customers
grand prix: problem with my 2000 pont..stalling..run fine..engine rpm
been having a problem with my 2000 pont. grand prix. started poorly running stalling using lots of fuel,sometimes start and run fine outher times only run if i keep engine rpm up on high rpm, some tim… read more
Dave Nova
Dave Nova
Pontiac Technician
Associate Degree
2,014 satisfied customers
my catalytic converter..o2 sensors..stalls..cold starts the rpms run
2 Questions 1.} Engine Light will not turn off , Scanner says Bank 1 running below efficiency. Ive been told that my catalytic converter could be shot. Or O2 sensors could be damaged. The car still st… read more
GM Tech (Cam)
GM Tech (Cam)
Pontiac Technician
Vocational, Technical or Trade Scho
2,403 satisfied customers
My dashboard went crazy my power stearing..car started..starved
I was driving my car when suddenly the lights on my dashboard went crazy my power stearing stopped working so I pulled over. Then the car started to stutor like it was being starved for air and shut o… read more
car tech
car tech
ASE Certified Technician
High School or GED
446 satisfied customers
99 Grand Am: Service Engine light came..obdii..Knock Sensor
Just bought a 99 Grand Am SE. The Service Engine light came on, and my OBDII reader identified code P0327 (Knock Sensor 1 Low Voltage). Someone suggested this is probably the O2 sensor causing the kno… read more
Dan
Dan
Auto Technician
Associate Degree
I have a 2001 Grand prix gt, It has a super charger, as far
I have a 2001 Grand prix gt, It has a super charger, as far as I know someone ordered it with it. The problem I'm having is, when I go to step on it, seems like car cuts out when I step on it really f… read more
Tim West
Tim West
Service Manager
Computer/ Automotive certifications
16 satisfied customers
2000 pontiac grand am gt: with a 3.4l v6..rev..it sputters loses power
I have a 2000 pontiac grand am gt coupe with a 3.4l v6 it started running rough so we changed spark plugs and wires so now it idles fine but when you rev the engine it sputters loses power and backfir… read more
BOBBYSS
BOBBYSS
Automotive Repair/Damage Investigator
Associate Degree
14,589 satisfied customers
1996 bonneville se: stay running..dies..egr valve, new ign
i have a 1996 bonneville se 3800. It starts up fine and sounds good but after it warms up and about it doesn't want to stay running, it starts off chugging and dies off, let it sit fora while and ever… read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
10,907 satisfied customers
89 grand prix wont run when hot. Will idle but stalls when
89 grand prix won't run when hot. Will idle but stalls when gas pedal pressed the smallest amount.… read more
Virtual Wrench
Virtual Wrench
Owner of LJ Auto Repair 37 years
Associate Degree
14,398 satisfied customers
2001 grand prix: Car starts fine..rpm..wont accelerate..EGR valve
Just bought a 2001 grand prix at an auction. Car starts fine but it has limited rpm (about 2500) and won't accelerate. Code should EGR valve bad and replaced it but no luck. Any other suggestions othe… read more
Gary
Gary
Pontiac Technician
Vocational, Technical or Trade Scho
1,463 satisfied customers
97 Pontiac grand prix se: check engine light..spark plugs..injectors
i have a 97 Pontiac grand prix se 3.8 motor and the car has been throwing code the code said that the care is running to lean in bank 1 and the check engine light has been on and i have already change… read more
Dan
Dan
Auto Technician
Associate Degree
2001 Pontiac Grand Prix: The tach also bounces when it is surging
2001 Pontiac Grand Prix, has been surging when under a load. The tach also bounces when it is surging. The car has been doing it for about 18 months now but it doesnt always do it. Sometimes it is rea… read more
Jay
Jay
Auto Mechanic
Vocational, Technical or Trade Scho
596 satisfied customers
2000 grand prix gt: hill the rpms start to oscilate..smooth out..v
starting up a hill the RPM's start to oscilate up and down, if you mash it to the floor it will take off, or when you let off it will smooth out. The car is a 2000 grand prix gt with a 3.8l v-6… read more
GM Tech (Cam)
GM Tech (Cam)
Pontiac Technician
Vocational, Technical or Trade Scho
2,403 satisfied customers
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Meet the Experts:

GM Tech (Cam)

GM Tech (Cam)

Pontiac Technician

2,403 satisfied customers

GM Grand Master Technician 2007. 14 years experience.

Dave Nova

Dave Nova

Pontiac Technician

2,014 satisfied customers

ASE Master Certification. GM World Class Certification

Gary

Gary

Pontiac Technician

1,463 satisfied customers

15 years GM master tech/15 years ASE master

Ron Z.

Ron Z.

- Pontiac Tech -

778 satisfied customers

18+yrs experience. State Inspector and Pontiac Diagnostics

Don - Mo Lurch

Don - Mo Lurch

Pontiac Mechanic

558 satisfied customers

GM, Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics.

John

John

GM FACTORY CERTIFIED TECHNICIAN

514 satisfied customers

ASE A1-A8 w/L1 GM master technician.Factory certified/40 years experience

car tech

car tech

ASE Certified Technician

446 satisfied customers

25 years master tech and shop owner

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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