2.5 ENGINE DIAGNOSTIC SCANNER TEST/RUN

1990 Pontiac Grand Am

Tiny

hellofun

January, 16, 2012 AT 10:24 PM

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?

3 Answers

Tiny

rasmataz

January, 16, 2012 AT 10:44 PM

21 tps sensor out of range

32 egr circuit fault

Tiny

hellofun

January, 16, 2012 AT 11:44 PM

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

Tiny

rasmataz

January, 17, 2012 AT 12:06 PM

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

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