LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hummer >> 2008 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Quick Lookups >> Electrical Component Locations >> Electrical Component Locator >> Connectors
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Electrical Component Locator: Connectors

CONNECTORS LOCATION

Component Location
Trailer Connector (11) At rear of vehicle, below rear bumper. See Figure.
X100 (24 Pin) (7) Below underhood fuse block. See Figure.
X103 (Black, 16 Pin) (2) Attached to front side of underhood fuse block. See Figure.
X104 (Black, 24 Pin) (6) Near underhood fuse block. See Figure.
X107 (Black, 2 Pin) (1) Near underhood fuse block. See Figure.
X110 (Black, 8 Pin) (2) Left rear corner of engine compartment. See Figure.
X111 (Black, 6 Pin) (8) Left side of engine compartment, on fender well near fuse block-underhood. See Figure.
X120 (Black, 5 Pin) (2) Lower left front of engine, left of crankshaft balancer. See Figure.
X148 (Light Gray, 7 Pin) (6) In engine harness to left ignition coil harness, above rocker cover. See Figure.
X158 (Light Gray, 7 Pin) (4) In engine harness to right ignition coil harness, above rocker cover. See Figure.
X200 (Black, 16 Pin) (5) Left side of dash, under kick panel. See Figure.
X201 (Gray, 22 Pin) (4) Below steering column, in back of driver knee bolster. See Figure.
X204 (Black, 40 Pin) (1) Behind left side of dash, near I/P harness to engine compartment pass through. See Figure.
X205 (Black, 18 Pin) (3) Below left side of dash, near steering column. See Figure.
X207 (Yellow, 4 Pin) (4) Below dash, behind driver side kick panel. See Figure.
X208 (Black, 16 Pin) (7) Left side of dash, behind kick panel. See Figure.
X209 (Black, 2 Pin) At security indicator jumper harness to SPO theft harness.
X290 (Black, 18 Pin) (3) Behind passenger side kick panel, near floor. See Figure.
X295 (Black, 4 Pin) (5) Behind passenger side kick panel, near floor. See Figure.
X296 (Yellow, 2 Pin) (4) Behind passenger side kick panel, near floor. See Figure.
X298 (Black, 16 Pin) (1) Behind right kick panel. See Figure.
X300 (Black, 8 Pin) (4) Left side of midgate. See Figure.
X303 (Black, 30 Pin) (7) Under driver seat. See Figure.
X304 (Black, 16 Pin) (2) In overhead console. See Figure.
X305 (Black, 30 Pin) (8) Under passenger seat. See Figure.
X307 (Black, 8 Pin) (1) Below right rear seat. See Figure.
X308 (Black, 8 Pin) (4) Below left rear seat. See Figure.
X310 (Black, 17 Pin) At left side "B" pillar. See Figure.
X315 (Black, 8 Pin) (4) Under vehicle, near left side frame rail, below driver seat area. See Figure.
X320 (Black, 8 Pin) (6) In center console, below automatic transmission shift lever. See Figure.
X324 (Black, 18 Pin) (4) In back of driver seat. See Figure.
X325 (Black, 6 Pin) (2) In back of passenger seat. See Figure.
X329 (Black 6 Pin) In driver's seat harness, under driver's seat. See Figure.
X334 (Black, 2 Pin) (4) In center console, below automatic transmission shift lever. See Figure.
X350 (Black, 40 Pin) (6) In center console, below automatic transmission shift lever. See Figure.
X400 (Black, 8 Pin) (3) Below right rear corner of vehicle. See Figure.
X401 (Black, 2 Pin) (9) Right rear of vehicle, behind the bumper. See Figure.
X402 (Black, 2 Pin) (2) Below right rear corner of vehicle. See Figure.
X406 (Black, 4 Pin) (2) At rear roof line, above liftgate opening. See Figure.
X408 (12 Pin) (2) Right rear of cargo area, behind passenger side trim panel. See Figure.
X411 (Black, 8 Pin) (1) Below vehicle, in left rear corner near frame. See Figure.
X412 (Black, 8 Pin) (10) Below vehicle, in right rear corner near frame. See Figure.
X413 (6 Pin) (12) Under left rear corner of vehicle, near left rear body mount. See Figure.
X450 (Black, 2 Pin) (12) At rear underside of vehicle, near air suspension compressor assembly. See Figure.
X451 (Black, 24 Pin) (1) At rear underside of vehicle, near front of air suspension compressor assembly. See Figure.
X500 (Black, 8 Pin) (2) In driver side kick panel. See Figure.
X600 (Black, 4 Pin) (5) In passenger side kick panel. See Figure.
X700 (Black, 17 Pin) (9) At left side "B" pillar. See Figure.
X800 (Black, 17 Pin) (3) At right side "B" pillar. See Figure.
X900 (Gray, 12 Pin) At rear roof line, above liftgate opening. See Figure.
X901 (Black, 12 Pin) At liftgate harness to liftgate jumper harness.