For Reference only! ASTRO 05 Elec Cont Unit (ECU); (LH Fr by battery) AVALANCHE 2500 05-06 Elec Cont Unit (ECU); (LH Fr under battery) BLAZER S10/JIMMY S15 05 Elec Cont Unit (ECU); (RH Fr eng comp) CHEVROLET VAN 05 Elec Cont Unit (ECU); (LH Rr eng comp) CHEVROLET VAN 06 Elec Cont Unit (ECU); gasoline, (LH Rr eng comp) CHEVROLET VAN 07 Elec Cont Unit (ECU); (LH Rr eng comp), gasoline CTS 04-05 Elec Cont Unit (ECU); (RH eng comp), V series, ID 12589462 CTS 05 Elec Cont Unit (ECU); (RH eng comp), V series, ID 12602801 GMC VAN 05 Elec Cont Unit (ECU); (LH Rr eng comp) GMC VAN 06 Elec Cont Unit (ECU); gasoline, (LH Rr eng comp) GMC VAN 07 Elec Cont Unit (ECU); (LH Rr eng comp), gasoline SAFARI (GMC) 05 Elec Cont Unit (ECU); (LH Fr by battery) SIERRA 1500 PICKUP 05-06 Elec Cont Unit (ECU); (LH Fr under battery), w/o hybrid; w/4.3L SIERRA 1500 PICKUP 07 Elec Cont Unit (ECU); classic style, (LH Fr under battery), w/o hybrid; w/4.3L SIERRA 2500 PICKUP 05-06 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L SIERRA 2500 PICKUP 07 Elec Cont Unit (ECU); classic style (creased Dr skin), (LH Fr under battery), gasoline, 8.1L SIERRA 3500 PICKUP 05-06 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L SIERRA 3500 PICKUP 07 Elec Cont Unit (ECU); classic style (creased Dr skin), (LH Fr under battery), gasoline, 8.1L SILVERADO 1500 PICKUP 05-06 Elec Cont Unit (ECU); (LH Fr under battery), w/o hybrid; w/4.3L SILVERADO 1500 PICKUP 07 Elec Cont Unit (ECU); classic style, (LH Fr under battery), w/o hybrid; w/4.3L SILVERADO 2500 PICKUP 05-06 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L SILVERADO 2500 PICKUP 07 Elec Cont Unit (ECU); classic style (creased Dr skin), (LH Fr under battery), gasoline, 8.1L SILVERADO 3500 PICKUP 05-06 Elec Cont Unit (ECU); (LH Fr under battery), gasoline, 8.1L SILVERADO 3500 PICKUP 07 Elec Cont Unit (ECU); classic style (creased Dr skin), (LH Fr under battery), gasoline, 8.1L SUBURBAN 2500 05-06 Elec Cont Unit (ECU); (LH Fr under battery), 8.1L YUKON XL 2500 05-06 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. Powered by SixBit's eCommerce Solution