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1993 Pontiac Grand Am SE 2.3L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on
Posted to GM Driveability on 1/3/2007 8 Replies

Vehicle runs very rough, have codes for map and iat. Replaced map with known good, no difference, iat shows current ambient temp at cold start. Codes seem unrelated to problem, someone had been working on it at home before it was brought to me. Vehicle running...

8 Replies Received (View Replies)

  Related Documents & Media  1993 Pontiac Grand Am SE

 
Message Closed w/FIX

car Vehicle Data

1993 Pontiac Grand Am SE

VIN 1G2NE1430P
Engine2.3 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / MFI
EmissionsUS FED
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

23iat circuit low
34map circuit low
Message Closed w/FIX

car Vehicle Data

1993 Pontiac Grand Am SE

VIN 1G2NE1430P
Engine2.3 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / MFI
EmissionsUS FED
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

23iat circuit low
34map circuit low