Rainier 2WD V8-5.3L VIN P (2004)
Accessory Delay Module: Diagnostic Aids
Connector Position Assurance Locks
CONNECTOR POSITION ASSURANCE LOCKS
The connector position assurance (CPA) is a small plastic insert that fits through the locking tabs of all the SIR system electrical connectors. The CPA
ensures that the connector halves cannot vibrate apart. You must have the CPA in place in order to ensure good contact between the SIR mating
terminals.
