This listing is for part number 12636659 ECM that is programmed/flashed for your vehicle with the newest updates from GM using your VIN to match your vehicle. After you purchase the ECM you will need to provide us with your VIN so we can program the ECM before we ship it to you. This computer is interchangeable with the following service numbers: 12636659 12639300 1263605 12628993 12628911 12625453 12622175 12630464 12678512
This part will fit these makes and models with these options
ENVOY 09 Electronic Control Module; (LH engine), 5.3L
STS 09 Electronic Control Module; (LH frame rail), 4.4L
COLORADO 10-12 Electronic Control Module; (RH firewall), 3.7L
TRAILBLAZER 09 Electronic Control Module; (LH engine), 6.0L
HUMMER H3 10 Electronic Control Module; (RH firewall), 3.7L
CTS 09 Electronic Control Module; (RH front engine compartment), 6.2L
COLORADO 09 Electronic Control Module; (RH firewall)
SRX 09 Electronic Control Module; (LH engine compartment), (4.6L)
STS 10 Electronic Control Module; (LH frame rail), (4.6L)
XLR 09 Electronic Control Module; (RH front engine compartment), ID 12636659
CANYON 10-12 Electronic Control Module; (RH firewall), 3.7L
CANYON 10-12 Electronic Control Module; (RH firewall), 2.9L
DTS 09-11 Electronic Control Module
SAAB 9-7X 09 Electronic Control Module; (LH engine)
CANYON 09 Electronic Control Module; (RH firewall)
COLORADO 10-12 Electronic Control Module; (RH firewall), 2.9L
STS 09 Electronic Control Module; (LH frame rail), 4.6L
XLR 09 Electronic Control Module; (RH front engine compartment), ID 12625453
HUMMER H3 09 Electronic Control Module; (RH firewall)
CORVETTE 09 Electronic Control Module; (RH engine compartment), ZR1
LUCERNE 09-11 Electronic Control Module; (lower part of air cleaner box), 4.6L
STS 09 Electronic Control Module; (LH frame rail), 4.4L
COLORADO 10-12 Electronic Control Module; (RH firewall), 3.7L
TRAILBLAZER 09 Electronic Control Module; (LH engine), 6.0L
HUMMER H3 10 Electronic Control Module; (RH firewall), 3.7L
CTS 09 Electronic Control Module; (RH front engine compartment), 6.2L
COLORADO 09 Electronic Control Module; (RH firewall)
SRX 09 Electronic Control Module; (LH engine compartment), (4.6L)
STS 10 Electronic Control Module; (LH frame rail), (4.6L)
XLR 09 Electronic Control Module; (RH front engine compartment), ID 12636659
CANYON 10-12 Electronic Control Module; (RH firewall), 3.7L
CANYON 10-12 Electronic Control Module; (RH firewall), 2.9L
DTS 09-11 Electronic Control Module
SAAB 9-7X 09 Electronic Control Module; (LH engine)
CANYON 09 Electronic Control Module; (RH firewall)
COLORADO 10-12 Electronic Control Module; (RH firewall), 2.9L
STS 09 Electronic Control Module; (LH frame rail), 4.6L
XLR 09 Electronic Control Module; (RH front engine compartment), ID 12625453
HUMMER H3 09 Electronic Control Module; (RH firewall)
CORVETTE 09 Electronic Control Module; (RH engine compartment), ZR1
LUCERNE 09-11 Electronic Control Module; (lower part of air cleaner box), 4.6L