2003 GMC C4500 Topkick Transmission Control Modules
Save up to 40% on original replacement 2003 GMC C4500 Topkick Transmission Control Modules. Navigate our online catalogue to find Transmission Control Modules and other parts designed specifically to fit a 2003 GMC C4500 Topkick.






Transmission Control Module
Condition: Remanufactured
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Allison Transmission ID #(s) 29542725, 93802289 Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues Important: Vehicle Specific Flash Programming Required ON the Vehicle Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions.
Allison Transmission ID #(s) 29542725, 93802289 Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues Important: Vehicle Specific Flash Programming Required ON the Vehicle Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions.





Transmission Control Module
Condition: Remanufactured
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
ID #(s) 29542725, 93802289 Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions. Allison Transmission Important: Vehicle Specific Flash Programming Required ON the Vehicle Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues
ID #(s) 29542725, 93802289 Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions. Allison Transmission Important: Vehicle Specific Flash Programming Required ON the Vehicle Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues





Transmission Control Module
Condition: Remanufactured
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
Allison Transmission ID #(s) 29542725, 93802289 Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues Important: Vehicle Specific Flash Programming Required ON the Vehicle Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions.
Allison Transmission ID #(s) 29542725, 93802289 Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues Important: Vehicle Specific Flash Programming Required ON the Vehicle Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions.





Transmission Control Module
Condition: Remanufactured
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
ID #(s) 29542725, 93802289 Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions. Allison Transmission Important: Vehicle Specific Flash Programming Required ON the Vehicle Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues
ID #(s) 29542725, 93802289 Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions. Allison Transmission Important: Vehicle Specific Flash Programming Required ON the Vehicle Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues