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PCM and MEM-CAL
Posted to Technical Discussion Forum on 9/13/2022 11 Replies

I have this 1992 C2500 in the shop with a complaint of not shifting and stuck in second gear. The problem I have is trying to figure out the correct PCM and MEM-CAL chip.

Another shop diagnose it as bad PCM. They found a salvage yard PCM, but did not install... Login to read more.

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11 Replies Received (View Replies)

 

car Vehicle Data

1992 Chevrolet C2500 Cheyenne 5.7L

VIN 1GCGC24K6N
Engine5.7 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

1992 Chevrolet C2500 Cheyenne 5.7L

VIN 1GCGC24K6N
Engine5.7 L
Trans4-speed Automatic (Electronic)