For Reference only!
ASTRO 03 Elec Cont Unit (ECU); (LH Fr by battery)
AVALANCHE 2500 03 Elec Cont Unit (ECU); (LH Fr under battery)
BLAZER S10/JIMMY S15 03 Elec Cont Unit (ECU); (RH Fr eng comp)
CHEVROLET VAN 03 Elec Cont Unit (ECU); (LH Rr eng comp)
CORVETTE 04 Elec Cont Unit (ECU); (RH eng comp), ID 12581565
CTS 04 Elec Cont Unit (ECU); (RH eng comp), base, ID 12581565
GMC VAN 03 Elec Cont Unit (ECU); (LH Rr eng comp)
S10/S15/SONOMA 03 Elec Cont Unit (ECU); (RH Fr eng comp), 4.3L
SAFARI (GMC) 03 Elec Cont Unit (ECU); (LH Fr by battery)
SIERRA 1500 PICKUP 03 Elec Cont Unit (ECU); (LH Fr under battery), w/4.3L
SIERRA 2500 PICKUP 03 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L
SIERRA 3500 PICKUP 03 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L
SILVERADO 1500 PICKUP 03 Elec Cont Unit (ECU); (LH Fr under battery), w/4.3L
SILVERADO 2500 PICKUP 03 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L
SILVERADO 3500 PICKUP 03 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L
SUBURBAN 2500 03 Elec Cont Unit (ECU); (LH Fr under battery), 8.1L
YUKON XL 2500 03 Elec Cont Unit (ECU); (LH Fr under battery), 8.1L
Please make sure to match the Part Number of the item with the one you have.
All Modules have to be reprogrammed/repaired. We do not provide reprogramming/repair service.
We are also not responsible for any kind of labor cost or reprogramming cost. In case of a return, Buyer will only be covered for the item price.
This ECM is a core, recommended to be repaired/re-manufactured before installation. ECM appears to be in good condition but has not been tested.
Please review all photos and the part number as this is the exact unit you will receive.
