Description: GM Genuine Parts Ignition Coil Wiring Harness (Part Number: 12602860) is an OE wiring harness that routes power and signals to ignition coils, maintaining proper ignition system performance. Type: Engine Wiring HarnessFunction: Connects ignition coils to v ...

Description: This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Dictates the operation of your vehicle's vital systems, which is critical to the performance of your vehicle This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: DTS. Lucerne. 4.6l. All. SRX. 4.6l. 4.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Helps keep engine timing and fuel injection running in sync Helps provide proper alignment, positioning, and spacing for easy installation Synchronizes engine valves and pistons for excellent engine performance

Description: ACDelco Ignition Knock (Detonation) Sensor (Part Number: 12623730) senses engine knock and sends signals to the engine control module (ECM) to help the ECM adjust ignition timing. Function: Detects detonation (engine knock) and assists the ECM (Engine Cont ...