Description: ACDelco Ignition Coil (Part Number: 19421260) is a replacement ignition coil designed to provide the high-voltage pulse required to ignite fuel in the engine combustion chamber. Function: Converts low-voltage battery power to high-voltage pulses for spark ...

Description: 4.4L. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life Double platinum point pad ...

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 ...

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 Engine Control Module Bracket (Part Number: 10307440) is a PCM/ECM mount bracket that secures the engine control module in its designated location. Manufactured to OEM standards to ensure proper mounting and protection of the control electronics. F ...