Diagnostic Procedure

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: MAP System Performance (Steps 1-7)

Courtesy of GENERAL MOTORS CORP.

Fig 2: MAP System Performance (Steps 8-15)

Courtesy of GENERAL MOTORS CORP.

Fig 3: MAP System Performance (Steps 16-23)

Courtesy of GENERAL MOTORS CORP.

Fig 4: MAP System Performance (Steps 24-27)

Courtesy of GENERAL MOTORS CORP.