C 2500 Truck 2WD V6-262 4.3L VIN Z (1992)
Install MEMCAL per charts for corrections 1-3.
1.
Transmission hot mode entry temperature raised from 252 degrees F to 270 degrees F.
2.
Engine decel fuel calibration revised.
3.
Engine idle revised from open loop to closed loop.
4.
Check Thermac door in air cleaner for correct operation. Door must open and close freely with no sticking or binding.
Part Availability:
Parts are currently available from GMSPO.
Labor Operation:
T0500 - MEMCAL
Labor Time:
0.6 Hr. on C/K, RN, and P models
0.5 Hr. on G models