Avalanche 1500 4WD V8-5.3L VIN T (2003)
3. Connect the PCM electrical connectors.
NOTE: Refer to Fastener Notice in Service Precautions See: Powertrain Management/Service Precautions/Vehicle Damage Warnings/Fastener Notice.
4. Tighten the PCM electrical connector bolts (2).
Tighten
Tighten the bolts to ........................................8 N.m (71 lb in).
5. Install the PCM cover.
Ensure the mounting tabs are engaged into the mounting holes in the cover.
6. Connect the negative battery cable.
7. If a NEW PCM was installed, program the PCM. See: Testing and Inspection/Programming and Relearning
