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Find quality used engines, transmissions, and other OEM auto parts for your car, truck, SUV, or van. Every part is hand-inspected and backed by warranty from our trusted recycler network.
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Select Year — Sierra 2500 HD · GMC
Available Products
Engine Computer/Control Unit
GMC Sierra 2500 HD 2001 Electronic Control Module (left hand front under battery) diesel
Engine Computer/Control Unit
GMC Sierra 2500 HD 2001 Electronic Control Module (left hand front under battery) gasoline
Engine Computer/Control Unit
GMC Sierra 2500 HD 2001 Fuel Injection Control (6.6L turbo diesel) (on Passenger Side valve cover)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2001 Throttle Control (left hand firewall)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2002 Electronic Control Module (left hand front under battery) diesel
Engine Computer/Control Unit
GMC Sierra 2500 HD 2002 Electronic Control Module (left hand front under battery) gasoline
Engine Computer/Control Unit
GMC Sierra 2500 HD 2002 Fuel Injection Control (6.6L turbo diesel) (on Passenger Side valve cover)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2002 Throttle Control (left hand firewall)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2003 Compressed Natural Gas (CNG) (Passenger Side front engine compartment)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2003 Electronic Control Module (left hand front under battery) diesel
Engine Computer/Control Unit
GMC Sierra 2500 HD 2003 Electronic Control Module (left hand front under battery) gasoline 6.0L
Engine Computer/Control Unit
GMC Sierra 2500 HD 2003 Electronic Control Module (left hand front under battery) gasoline 8.1L
Engine Computer/Control Unit
GMC Sierra 2500 HD 2003 Fuel Injection Control (6.6L turbo diesel) (on Passenger Side valve cover)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2003 Throttle Control (left hand firewall)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Compressed Natural Gas (CNG) (Passenger Side front engine compartment)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Electronic Control Module (left hand front under battery) diesel VIN 1 (8th digit)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Electronic Control Module (left hand front under battery) diesel VIN 2 (8th digit)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Electronic Control Module (left hand front under battery) gasoline 6.0L ID 12586242
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Electronic Control Module (left hand front under battery) gasoline 6.0L ID 12602802
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Electronic Control Module (left hand front under battery) gasoline 8.1L
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Fuel Injection Control (6.6L turbo diesel) (on Passenger Side valve cover) VIN 1 (8th digit)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Fuel Injection Control (6.6L turbo diesel) (on Passenger Side valve cover) VIN 2 (8th digit)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2004 Throttle Control (left hand firewall)
Engine Computer/Control Unit
GMC Sierra 2500 HD 2005 Compressed Natural Gas (CNG) (Passenger Side front engine compartment)