Installation Procedure
WARNING: This page is about a different car, the 2002 GMC C3500 HD and 2002 Chevrolet C3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Install the PCM mounting hardware.
- Install the connectors to the PCM.
- Install the PCM in the passenger compartment behind glove box.
- Install the negative battery cables.
The malfunction indicator lamp (MIL), antilock and brake lamps will continue to be enabled until the PCM is programmed. Once the programming is complete, the lamps will turn OFF and normal operation will occur.
- Refer to Powertrain Control Module (PCM) Programming .