Paccar Q21-1055-1-100 CECU Cab Control Module – 2008 Peterbilt | Used Glass Wix: WA10864

Wix: WA10864

Hastings: AF2427

Cummins ISX15 / ISX 15

Mopar 68197867AA (frame-rail fuel filter)

Verify your engine serial number and pump-port orientation before ordering

Paccar Q21-1055-1-100 CECU Cab Control Module – 2008 Peterbilt | Used Glass Wix: WA10864Used genuine PACCAR Q21 1055 1 100 Cab Electronic Control Unit (CECU) in serviceable condition, pulled from a 2008 Peterbilt. The CECU is the central body controller for late 2000s era Kenworth and Peterbilt trucks it bridges dash cluster, body lighting, HVAC controls, multiplexed switches, and the J1939 J1587 data buses inside the cab. Signs of a Failing CECU Multiple unrelated cab faults appearing simultaneously Intermittent or total loss of dash