FixVault

Control Units

CONTROL UNITS LOCATION

Component Location
Blower Motor Control Processor Near blower motor, on HVAC assembly. See Figure.
Body Control Module On lower left side of dash, below steering column. See Figure.
Body Control Module (BCM) Connectors On body control module. See Figure.
Cruise Control Module In left rear of engine compartment. See Figure.
Cruise Control Module Electrical Connector On cruise control module. See Figure.
Driver Door Module (DDM) In driver's door. See Figure.
Electronic Brake Control Module (EBCM) On left side of inner frame. See Figure.
Energy Storage Control Module (ESCM) In energy storage box. See Figure.
Engine Control Module (ECM) (6.6L) At left front of engine compartment. See Figure.
Flasher Module On bottom of instrument panel fuse block. See Figure.
Front Passenger Door Module (FPDM) In right front door. See Figure.
Generator Battery Control Module Left front corner of engine compartment, on battery negative cable.
HVAC Control Module In center of dash. See Figure.
Ignition Control Module (ICM) (4.3L) On right front of intake manifold. See Figure.
Inflatable Restraint I/P Module Behind right side of dash.
Inflatable Restraint Passenger Presence System (PPS) Module Below right front seat. See Figure.
Inflatable Restraint Sensing And Diagnostic Module (SDM) Under left front seat. See Figure.
Memory Seat Module Underside of left front seat. See Figure.
Powertrain Control Module (PCM) (4.3L, 4.8L, 5.3L, 6.0L) Left front of engine compartment. See Figure.
Powertrain Control Module (PCM) (8.1L) Left front of engine compartment. See Figure.
Starter/Generator Control Module (Hybrid) Right rear of engine compartment. See Figure.
Throttle Actuator Control (TAC) Module (4.8L, 5.3L, 6.0L & 8.1L) At left rear of engine compartment. See Figure.
Tire Pressure Monitor (TPM) Module Behind dash above brake pedal assembly.
Transfer Case Shift Control Module Behind headlamp switch. See Figure.
Transmission Control Module (Allison) Left front of engine compartment. See Figure.
Transmission Control Module (TCM) (6.6L) At left front of engine compartment. See Figure.
Transmission Control Module (TCM) (8.1L) At left front of engine compartment. See Figure.
Vehicle Communication Interface Module (VCIM) Behind passenger air bag module.
Windshield Wiper Motor Module Under windshield cowl, between wiper arms. See Figure.