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1985 Pontiac FIERO 2.5L Poor Idle Quality, Surge, Stall
Posted to GM Driveability on 5/5/1999

CHANGED IAC MOTOR AND TRIED NEW MAP [...] MOTOR IS OPENING AND CLOSING RADICALY AND FINALLY STALLS [...] RAN BEST WITH APPROX.10 TO 12 IN VAC APPLIED TO MAP SENSOR IN GEAR THIS PROBLEM IS SOMEWHAT INTERMITANT AND IN GEAR NO AC [...] ARE NO CODES TIMING IS ...

  Related Documents & Media  1985 Pontiac FIERO

 
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car Vehicle Data

1985 Pontiac FIERO

VIN 1G2PM37R4F
Engine2.5 L / 4 cyl
EmissionsUS
SymptomsPoor Idle Quality, Surge, Stall
OccursUnder Load, Idle
Message Closed

car Vehicle Data

1985 Pontiac FIERO

VIN 1G2PM37R4F
Engine2.5 L / 4 cyl
EmissionsUS
SymptomsPoor Idle Quality, Surge, Stall
OccursUnder Load, Idle