Sensing & Diagnostic Module (SDM)

WARNING: This page is about a different car, the 1997 Pontiac Bonneville, 1997 Oldsmobile Regency, 1997 Oldsmobile LSS, 1997 Oldsmobile Eighty-Eight, and 1997 Buick LeSabre. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Sensing & Diagnostic Module (SDM) - 12-Pin Connector (Yellow)

Courtesy of GENERAL MOTORS CORP.