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Electronics & Programmable

Engine Control Module

For Chevrolet, GMC and Cadillac vehicles

OEM Part Numbers

125815658125815650125705571257055812576106125768691257812781257812708886482289017733

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  • Fitments

Electronic Control Module (LH front under battery) 4.3L

2003 Chevrolet SILVERADO 1500 PICKUP
2003 GMC SIERRA 1500 PICKUP

Electronic Control Module (LH front under battery) gasoline 8.1L

2003 Chevrolet SILVERADO 2500 PICKUP
2003 Chevrolet SILVERADO 3500 PICKUP
2003 GMC SIERRA 2500 PICKUP
2003 GMC SIERRA 3500 PICKUP

Electronic Control Module (LH front by battery)

2003 Chevrolet ASTRO
2003 GMC SAFARI (GMC)

Electronic Control Module (RH engine compartment) Base ID 12581565

2004 Cadillac CTS

Electronic Control Module (LH front under battery) 8.1L

2003 GMC YUKON XL 2500
2003 Chevrolet SUBURBAN 2500

Electronic Control Module (LH rear engine compartment)

2003 Chevrolet EXPRESS 1500 VAN
2003 GMC SAVANA 2500 VAN
2003 Chevrolet EXPRESS 3500 VAN
2003 GMC SAVANA 1500 VAN
2003 Chevrolet EXPRESS 2500 VAN
2003 GMC SAVANA 3500 VAN

Electronic Control Module (RH front engine compartment)

2003 Chevrolet BLAZER S10/JIMMY S15

Electronic Control Module (RH engine compartment) ID 12581565

2004 Chevrolet CORVETTE

Electronic Control Module (LH front under battery)

2003 Chevrolet AVALANCHE 2500

Electronic Control Module (RH front engine compartment) 4.3L

2003 Chevrolet S10/S15/SONOMA