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1989 GMC S15 Jimmy Gypsy 4.3L Poor Idle Quality, Stall
Posted to GM Driveability on 2/23/2002 13 Replies

AFTER RECOMENDED REPAIRS WERE PERFORMED PROBLEM STILL EXISTED. i VERIFIED MIN AIR RATE ADJUSTMENT, BASE TIMING IS CORRECT, IAC COUNT HAS DECREASED TO 10 AND FAST IDLE FLARE UP DOES EXIST, SEARCHED AND FOUND TSB FOR PROM UPDATE-INSTALLED NEW PROM WITH NO IMPROV...

13 Replies Received (View Replies)

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car Vehicle Data

1989 GMC S15 Jimmy Gypsy

VIN 1GKCS18Z7K
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsOBD I U.S. FED EMISSIONS
SymptomsPoor Idle Quality, Stall
OccursCold, Idle, Hot Restatrt Open Loop
Message Closed

car Vehicle Data

1989 GMC S15 Jimmy Gypsy

VIN 1GKCS18Z7K
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsOBD I U.S. FED EMISSIONS
SymptomsPoor Idle Quality, Stall
OccursCold, Idle, Hot Restatrt Open Loop