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1997 Chevrolet Blazer 4.3L Poor Idle Quality, Hesitation, Surge, Cuts out, MIL Lamp on, Poor Shift Quality
Posted to GM Driveability on 12/2/2009 12 Replies

Vehicle came in for a transmission problem. Shift quality was poor. Traced problem to the TPS where there is a TPS low voltage code. I am not get my 5v ref from the VCM. I checked all power and grounds to the computer and all are good. I got and re-flashed a r...

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car Vehicle Data

1997 Chevrolet Blazer

VIN 1GNDT13W4V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, MIL Lamp on, Poor Shift Quality
OccursCold, Under Load, on Accel, Idle, After a Hot Soak
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet Blazer

VIN 1GNDT13W4V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, MIL Lamp on, Poor Shift Quality
OccursCold, Under Load, on Accel, Idle, After a Hot Soak