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1991 Chevrolet K2500 Cheyenne 5.7L Default to 2nd
Posted to GM Transmission on 1/9/1999

Hello everyone, This is a4l80e transmission. It just stays in second gear. It has atrouble code 24 out put speed low.I checked ckt 1233 and 1232 at pcm and have ac voltage there. The spedometer works all the time. On the scanner I have no out put speed. If I s...

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Message Closed w/FIX

car Vehicle Data

1991 Chevrolet K2500 Cheyenne

VIN 1GCGK24K6M
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedDefault to 2nd
ConditionsNo Shift
Misc.Pickup
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet K2500 Cheyenne

VIN 1GCGK24K6M
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedDefault to 2nd
ConditionsNo Shift
Misc.Pickup