LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hummer >> 2009 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Electrical >> Component Locations >> Electrical Component Locator >> Control Units
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Control Units

CONTROL UNITS LOCATION

Component Location
Air Suspension Control Module (11) Center rear of vehicle. See Figure.
Blower Motor Control Module-Auxiliary (3) Rear of auxiliary HVAC module. See Figure.
Blower Motor Control Module (7) Right side of dash. See Figure.
Body Control Module (BCM) (8) Lower left of dash. See Figure.
Electronic Brake Control Module (ECBM) (2) Behind fuse block underhood. See Figure.
Engine Control Module (ECM) (5) Left side of engine compartment. See Figure.
Fuel Pump Flow Control Module Right rear frame rail. See Figure.
Heated Seat Control Module-Rear (3) Under left rear second row seat. See Figure.
Inflatable Restraint Sensing & Diagnostic Module (SDM) (7) Left front seat. See Figure.
Memory Seat Module Driver seat. See Figure.
Powertrain Control Module (PCM) Left front of engine compartment. See Figure.
Rear Seat Audio (RSA) Controller Rear of center console. See Figure.
Rear Window Wiper/Washer Module Center of liftgate. See Figure.
Sunroof Module (10) Front overhead console. See Figure.
Theft Deterrent Module (TDM) (5) Ignition key cylinder. See Figure.
Transfer Case Shift Control Module Headlight switch. See Figure.
Transmission Control Module (TCM) Automatic transmission.
Vehicle Communication Interface Module (4) Center of dash. See Figure.
Windshield Wiper/Washer Module Windshield cowl. See Figure.