BECOME A MEMBER
Sign up with Facebook
I AGREE TO THE
Login with Facebook
BECOME A MEMBER
1990 PONTIAC GRAND AM RUNNING TERRIBLE
1990 Pontiac Grand Am
Its running terrible and when you hit the gas it will backfire I changed the quals and everything thats not it I have no idea what it could be got any suggestions
have the same problem?
Tuesday, June 24th, 2014 AT 3:09 AM
Scan for codes and check fuel pressure with a gauge first autoparts rent the gauge. Then check compression and look for a vacuum leak
Tuesday, June 24th, 2014 AT 6:00 AM
to post a reply.
My 1989 grand am with the 2.5 iron duke with 90,000 miles on it backfires at 1 2 to 3 4 throttle. I have replaced most of the sensors o
1994 Pontiac Grand Am Loud Poping Backfire From...
Engine performance problem 1994 pontiac grand am 6 cyl front wheel drive automatic 194000 miles I just replaced my fuel injectors
Popping Or Backfire When Starting At Times
95 pontiac grand am just had coil housing an plugs changed 2 months ago car started missing again checked plugs an 1 was cracked so I r
1995 Pontiac Grand Am Backfires
Engine mechanical problem 1995 pontiac grand am 4 cyl front wheel drive automatic 154441 miles car will not start and backfires
Found 1,250 related questions
1988 Pontiac Grand Am Back Firing
1991 Pontiac Grand Am Back Firing In Enjector Bowl
Runs Rough Back Fires
Ask a Car Question. It's Free!
Got A Rough Running Engine Misfire? Fix it Like The Pros
Fuel Pump Replacement Toyota Tacoma
Find a car manual for your car
© 1999 - 2016 2CarPros, Inc.