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
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
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
I Like To Know Why ,is This Car Stiil ...
On this 2000 pontiac grand am se it has a 3 4liter engine i took the head off an replace the head gaskets i sent the heads off to be c
Found 1,245 related questions
1988 Pontiac Grand Am Back Firing
1991 Pontiac Grand Am Back Firing In Enjector Bowl
Runs Rough Back Fires
Manuals and Instructions
Got an engine that backfires? fix it like the pros
Ask a Car Question. It's Free!
Find a car manual for your car
Got A Rough Running Engine Misfire? Fix it Like The Pros
Fuel Pump Replacement Toyota Tacoma
Fuel Pump Pressure Test
© 1999 - 2016 2CarPros, Inc.