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1995 Chevrolet Blazer 4.3L Won't Downshift
Posted to GM Transmission on 6/25/1999

Hello! I have one that will start out in first, go up thru 3rd normally but will not shift down to first after a stop. scanner shows commanded gear is third when this occurs. My gear ratio reading stays at 0.00 at all times. VSS, output and input readings ...

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Message Closed w/FIX

car Vehicle Data

1995 Chevrolet Blazer

VIN 1GNDT13W6S
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedWon't Downshift
ConditionsGoes Up to 3rd and Stays There
Misc.Vcm Type Control
Message Closed w/FIX

car Vehicle Data

1995 Chevrolet Blazer

VIN 1GNDT13W6S
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedWon't Downshift
ConditionsGoes Up to 3rd and Stays There
Misc.Vcm Type Control