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

Wix: WA10864

246E Dana KPK1122 Dayton Parts 300-284

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

Manufacturer Fleetguard (Cummins Filtration) Part Number LF17494 Replaces (OEM) Motorcraft FL2051 / FL2051S

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