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1991 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality
Posted to GM Driveability on 11/7/2001 6 Replies

Have a S-10 Blazer with intermittant poor idle and stalling. No codes in computer, scann data looks good. Am getting a clean signal to IAC but the IAC is remaining seated, even though IAC counts up to 145 on scanner. When the key is on and engine is off the IA...

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Message Closed w/FIX

car Vehicle Data

1991 Chevrolet S10 Blazer Tahoe

VIN 1GNDT13Z1M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsFEDERAL
SymptomsPoor Idle Quality
OccursIntermittently
Misc.4 Door
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet S10 Blazer Tahoe

VIN 1GNDT13Z1M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsFEDERAL
SymptomsPoor Idle Quality
OccursIntermittently
Misc.4 Door