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1993 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality, Very High Idle
Posted to GM Driveability on 4/30/2007 30 Replies

Guys this Blazer is driving me nuts. Came in with an extremely high idle. Customer says it started suddenly and is always high. I have replaced the Idle Air Control with a new one, replaced map with known good one, checked the coolant temp for proper reading, ...

30 Replies Received (View Replies)

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car Vehicle Data

1993 Chevrolet S10 Blazer Tahoe

VIN 1GNCT18W8P
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPI
SymptomsPoor Idle Quality, Very High Idle
OccursAlways
Misc.Cpi
Message Closed w/FIX

car Vehicle Data

1993 Chevrolet S10 Blazer Tahoe

VIN 1GNCT18W8P
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPI
SymptomsPoor Idle Quality, Very High Idle
OccursAlways
Misc.Cpi