GMC C1500 Engine Control Computer

Replacement Parts

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No matter if you have the classic or updated body style, there's one thing you know for sure about your GMC C1500 – its dependability is one of a kind. Built to last, your truck can haul, tow and transport just about anything. Help it do everything it was made to with AutoZone's premium GMC C1500 engine control module.

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  •  | Page 1 of 8 |  
  • Part Number: 77-3494F-UNF
  • Warranty: 1 YR
  • Application: Unflashed
  • Notes: Unit sold unflashed
    Vehicle control module. Flash units require programming specific to the vehicle. Accurate VIN and mileage are required. Additional vehicle specific on-car programming MAY need to be performed AFTER installation to prevent drivability and starting issues. Knock Module must be removed from original PCM and installed in replacement PCM
  • Part Number: 77-3494F-UNF
  • Warranty: 1 YR
  • Application: Unflashed
  • Notes: Unit sold unflashed
    Vehicle Control Module. With OE #16263494. Flash units require programming specific to the vehicle. Accurate VIN and mileage are required. Additional vehicle specific on-car programming MAY need to be performed AFTER installation to prevent drivability and starting issues. Knock Module must be removed from original PCM and installed in replacement PCM
  • Part Number: 77-0279F-UNF
  • Warranty: 1 YR
  • Application: Unflashed
  • Notes: Unit sold unflashed
    With OE #16250279, 9355699, 9366810. Flash Units require programming specific to the vehicle. Accurate VIN and mileage are required. Additional vehicle specific on-car programming MAY need to be performed AFTER installation to prevent drivability and starting issues. Knock Module must be removed from original PCM and installed in replacement PCM
  • Part Number: 77-4210F-UNF
  • Warranty: 1 YR
  • Application: Unflashed
  • Notes: Unit sold unflashed
    With OE #16244210, 16208546. 'Flash units require programming specific to the vehicle. Accurate VIN and mileage are required. Additional vehicle specific on-car programming MAY need to be performed AFTER installation to prevent drivability and starting issues. Knock Module must be removed from original PCM and installed in replacement PCM
  • Part Number: 77-0279F-UNF
  • Warranty: 1 YR
  • Application: Unflashed
  • Notes: Unit sold unflashed
    With OE #16250279, 9355699, 9366810. Flash Units require programming specific to the vehicle. Accurate VIN and mileage are required. Additional vehicle specific on-car programming MAY need to be performed AFTER installation to prevent drivability and starting issues. Knock Module must be removed from original PCM and installed in replacement PCM
  • Part Number: 77-9684F-UNF
  • Warranty: 1 YR
  • Application: Unflashed
  • Notes: Unit sold unflashed
    Vehicle control module. Flash units require programming specific to the vehicle. Accurate VIN and mileage are required. Additional vehicle specific on-car programming MAY need to be performed AFTER installation to prevent drivability and starting issues. Knock Module must be removed from original PCM and installed in replacement PCM
  • Part Number: 77-7747
  • Warranty: 1 YR
  • Notes: The PROM(s)/CALPACK must be transferred from the original module to the replacement module
  • Part Number: 77-7747
  • Warranty: 1 YR
  • Notes: The PROM(s)/CALPACK must be transferred from the original module to the replacement module
  • Part Number: 77-7747
  • Warranty: 1 YR
  • Notes: The PROM(s)/CALPACK must be transferred from the original module to the replacement module
  • Part Number: 77-8812
  • Warranty: 1 YR
  • Notes: The PROM(s)/CALPACK must be transferred from the original module to the replacement module
  • Part Number: 77-8625
  • Warranty: 1 YR
  • Notes: Powertrain control module. The PROM(s)/CALPACK must be transferred from the original module to the replacement module. With OEM #16168625
  • Part Number: 77-7427
  • Warranty: 1 YR
  • Notes: Powertrain control module. The PROM(s)/CALPACK must be transferred from the original module to the replacement module. With OEM #16197427
  •  | Page 1 of 8 |  

When your ride of choice is a quality pick-up truck, fuel efficiency is a big deal to you. If yours hasn't been up to its regular standard and your automatic truck's shifting has been lacking, it's time to install a new ECM for GMC C1500. We offer top-of-the-line parts at AutoZone and do it at unbeatable prices. Pick up a top-quality C1500 engine control computer easily online and get it installed quickly with Same Day Store Pickup (in most cases).

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