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1996 Chevrolet C30 Van 5.7L Limp Mode on Trans
Posted to GM Transmission on 9/12/2000

codes 72, and 43. the knock sensor has been replaced and the circuit seems to be working fine. The ouput speed sensor circuit seems to be working. Problem is intermittent. the trans. is a 4L80e

 
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car Vehicle Data

1996 Chevrolet C30 Van

VIN 1GCH639K6S
Engine5.7 L / 8 cyl
AffectedLimp Mode on Trans
ConditionsNo Shifts
Misc.3/4 Ton Van
Message Closed

car Vehicle Data

1996 Chevrolet C30 Van

VIN 1GCH639K6S
Engine5.7 L / 8 cyl
AffectedLimp Mode on Trans
ConditionsNo Shifts
Misc.3/4 Ton Van