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1989 Chevrolet Blazer Scottsdale 5.7L MIL Lamp on
Posted to GM Driveability on 10/10/2008 6 Replies

intermittent code 43 esc module circuit, system works normally in stall and passes flow chart test and knock sensor,esc module and pcm have been replaced with no luck. wiring has been tested and no problems found. vehicle must be driven for short distance befo...

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  Related Documents & Media  1989 Chevrolet Blazer Scottsdale

 
Message Closed w/Summary

car Vehicle Data

1989 Chevrolet Blazer Scottsdale

VIN 1GKEV18K4K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / tbi
Emissionsca emissions
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

43esc module circuit
Message Closed w/Summary

car Vehicle Data

1989 Chevrolet Blazer Scottsdale

VIN 1GKEV18K4K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / tbi
Emissionsca emissions
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

43esc module circuit