2007 Hummer H3 AutomaticFACTORY OEM SERVICE PROCEDURE

Mirror Component Views

Fig 1: Identifying Driver Door Components
GM1554740Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Outside Rearview Mirror - Driver
2 Outside Rearview Mirror Switch
3 C510 Driver Door Harness to Outside Rearview Mirror Harness
4 C500 Door Harness to Body Harness
5 Window Motor - Driver
6 Speaker - LF Door
7 Door Lock and Window Switch - Driver
8 Door Lock and Window Switch - Driver C1
9 Door Lock and Window Switch - Driver C2
10 Door Lock Actuator - Driver
11 Inflatable Restraint Side Impact Sensor (SIS) - Left (ASF)
12 Key Lock Cylinder
Fig 2: Identifying Passenger Door Components
GM1554741Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Window Motor - Passenger
2 Inflatable Restraint Side Impact Sensor (SIS) - Right (ASF)
3 Door Lock Actuator - Passenger
4 Door Lock/Window Switch - Passenger
5 Speaker - RF
6 C600 Passenger Door Harness to Body Harness
7 C610 Passenger Door Harness to Rearview Mirror Harness
8 Outside Rearview Mirror - Passenger
Fig 3: Identifying Engine Compartment Components
GM1554823Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Body Harness
2 A/C Refrigerant Pressure Sensor
3 A/C Compressor Clutch
4 Ambient Air Temperature Sensor
5 Inflatable Restraint Front End Sensor - Right
6 Lower Radiator Support
7 Inflatable Restraint Front End Sensor - Left
Fig 4: Identifying Inside Rearview Mirror
GM1640792Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Inside Rearview Mirror (UE1)
2 OnStar Keypad
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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