1990 pontiac grand am 2.5 engine diagnostic scanner test/run

1990 PONTIAC GRAND AM
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HELLOFUN
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  • 7 POSTS
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 2:24 PM
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RASMATAZ
  • ✓Experienced Mechanic
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21 tps sensor out of range

32 egr circuit fault
Jan 16, 2012 at 2:44 PM
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HELLOFUN
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  • 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 3:44 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
You need to troubleshoot it-don't throw parts to it till it fix
Jan 17, 2012 at 4:06 AM
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