Hummer H3. Manual — part 1437

Fig. 118: Clipping Notch In A-Pillar
Courtesy of GENERAL MOTORS CORP.

46. Using diagonal cutters, clip a notch (c) in the driver side A-pillar (1) trim as shown for the

wire entry.

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Lighting - H3

Fig. 119: Locating Lightbar And Electrical Harness Assembly
Courtesy of GENERAL MOTORS CORP.

47. Place the lightbar (1) and electrical harness assembly (2) upside down on the roof.

48. Route the harness down the driver side A-pillar, placing it near the windshield glass

interference to A-pillar and spot tape in 3 places.

49. Ensure the harness lies flat and does not interfere with the snap locations for the A-pillar

trim.

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Lighting - H3

Fig. 120: Loosening 2 Screws At Fender Flange
Courtesy of GENERAL MOTORS CORP.

50. Loosen the 2 screws (2) at the fender flange under the air inlet cover to allow the electrical

harness (1) to pass underneath.

51. Move the black foam out from under fender flange.

52. Route the harness under the fender flange.

53. Disconnect the relay, if necessary, to fit the harness through.

54. Reconnect the relay, if necessary.

55. Torque the fender flange attaching screws.

Tighten: Tighten the fender flange screws to 7 N.m (45 lb in).

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Lighting - H3

56. Reposition the black foam under fender flange.

57. Rotate the lightbar to the correct orientation on the roof.

58. Position the front edge of light bar approximately 3 mm (1/8 in) rearward from the front

edge of the windshield reveal molding. Using the 6 fasteners provided and T25® Torx
driver, install the lightbar to the roof.

59. Secure the light bar to the roof.

Maintain a parallel gap to the windshield reveal molding and luggage rack side rails.

Tighten: Tighten the fasteners to 4.5 N.m (30 lb in).

60. Ensure the lightbar is centered between A-pillars and adjust if necessary.

IMPORTANT: Ensure the wiring is not trapped beneath the fasteners.

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Lighting - H3