03-07 Chevrolet Silverado ECU ECM PCM Engine Computer. 12586242

2003-2006 Chevrolet Silverado Engine Computer ECU ECM 12586242 YFXL 12583660 -

Power Control Module (without Calibration) 12586242 Used

2004 SILVERADO ENGINE COMPUTER CONTROL MODULE ECU PCM ECM 12586242

Engine ECM Electronic Control Module ID 12586242 Fits 04 AVALANCHE 1500 4823590

Engine ECM Electronic Control Module ID 12586242 Fits 04 AVALANCHE 1500 179570

2004 Silverado 4.8L ECU Engine Computer 12586242 OEM + Cut Harness Plug