1990 pontiac grand am 2.5 engine diagnostic scanner test/run

1990 PONTIAC GRAND AM

HELLOFUN

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what codes is it or part you need when service engine light flashes 3 pause flashes 2?

what codes is it or part you need when service engine light flashes 2 pause flash 1?

Jan 16, 2012 at 10:24 PM

RASMATAZ

CAR REPAIR CONTRIBUTOR
75,992 POSTS

21 tps sensor out of range

32 egr circuit fault

Jan 16, 2012 at 10:44 PM

HELLOFUN

MEMBER
7 POSTS

so just buy a throttle position sensor and a egr valve and put them on and see if that helps the 1990 grand am 2.5 5 speed engine out

Jan 16, 2012 at 11:44 PM

RASMATAZ

CAR REPAIR CONTRIBUTOR
75,992 POSTS

You need to troubleshoot it-don't throw parts to it till it fix

Jan 17, 2012 at 12:06 PM

Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.