WARNING: This page is about a different car, the 2007 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Overhead Console and Inside Rearview Mirror Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Sunroof Switch-Open/Close (CF5)
2	Cellular Microphone (UE1, U3U)
3	Garage Door Opener Buttons (UG1)
4	Cellular Microphone (UE1, U3U)
5	Sunroof Switch-Vent (CF5)
6	Courtesy Lamp-Overhead Console-Right
7	Inside Rearview Mirror
8	Courtesy Lamp Switch-Right
9	Cellular Microphone (UE1, U3U)
10	Garage Door Opener Transmitter (UG1)
11	Cellular Microphone (UE1, U3U)
12	Courtesy Lamp Switch-Left
13	Onstar Button Assembly
14	Inflatable Restraint I/P Module Indicator
15	Courtesy Lamp Overhead Console-Left

Fig 2: Behind The Rear Seat

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Remote Control Door Lock Receiver (RCDLR)
2	Rear Park Assist Indicator (UD7)
3	Speaker - RR
4	Vehicle Communication Interface Module (VCIM) (UE1)
5	Amplifier (UQA)
6	Rear Compartment Courtesy Lamp
7	Speaker - LR

Fig 3: View Of Hood Ajar Switch

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Hood Ajar Switch (AP3/AP8)

When to See a Mechanic

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

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Remote Function Component Views

Use the Manual With the Right Hardware

When to See a Mechanic

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