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Service Programming Methods

WARNING: This page is about a different car, the 2003 Pontiac Sunfire, 2003 Pontiac Grand Am, 2003 Oldsmobile Alero, and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

The 4 methods of programming a PCM and the proper tools for each method are as follows:

All 4 methods may not be available for every vehicle.