For Reference only! 2005 Equinox, ECU, (LH eng comp) 2005 G6, ECU, Sdn, (LH Fr eng comp) 2005 Malibu, ECU, (LH dash), 4th VIN digit "Z" (New style), 3.5L 2005 Montona ECU, (LH eng comp), SV6 2005 Relay, ECU, (LH eng comp) 2006 Relay, ECU, (LH eng comp) 2005 Terraza ECU, (LH eng comp) 2005 Uplander, ECU, (LH eng comp) 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