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1993 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality, Stall, Misfire
Posted to GM Driveability on 11/13/1999

Hi everyone. I have a missfire at idle, detonation at part throttle. No codes, timing is jumping from 0 degrees up to 39 degrees at idle. Replaced the injector unit. Need help. Lanny Werley

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car Vehicle Data

1993 Chevrolet S10 Blazer Tahoe

VIN 1GNDT13W1P
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / VORTEX
SymptomsPoor Idle Quality, Stall, Misfire
OccursAlways
Message Closed

car Vehicle Data

1993 Chevrolet S10 Blazer Tahoe

VIN 1GNDT13W1P
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / VORTEX
SymptomsPoor Idle Quality, Stall, Misfire
OccursAlways