Hummer H3. Manual — part 1208

RADIO SPEAKER AMPLIFIER REPLACEMENT

Fig. 51: Amplifier Replacement
Courtesy of GENERAL MOTORS CORP.

Radio Speaker Amplifier Replacement

Callout

Component Name

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications.

Preliminary Procedures

1. Remove the left body side trim panel. Refer to Body Side Trim Panel Replacement

- Left Side .

2. Program the audio amplifier after replacement. Refer to Control Module

References .

NOTE:

Refer to Fastener Notice .

2007 Hummer H3

2007 ACCESSORIES AND EQUIPMENT Cellular, Entertainment and Navigation - H3

MOBILE TELEPHONE DIGITAL ANTENNA REPLACEMENT

Fig. 52: View Of Mobile Telephone Digital Antenna
Courtesy of GENERAL MOTORS CORP.

Mobile Telephone Digital Antenna Replacement

1

Amplifier Screw (Qty: 4)
Tip: A stud and nut service kit is available from SPO to mount the audio
amplifier.

Tighten: 2 N.m (18 lb in)

2

Radio Speaker Amplifier
Tip: Disconnect the electrical connectors.

Callout

Component Name

1

Mobile Telephone Digital Antenna Assembly
Tip:

The release tab is not visible with the mast assembled to the antenna
base.

2007 Hummer H3

2007 ACCESSORIES AND EQUIPMENT Cellular, Entertainment and Navigation - H3

CELLULAR COMMUNICATIONS/DIGITAL RADIO ANTENNA REPLACEMENT

Fig. 53: Identifying Cellular Communications/Digital Radio Antenna
Courtesy of GENERAL MOTORS CORP.

Cellular Communications/Digital Radio Antenna Replacement

Using a small flat-bladed tool, push in and hold the release tab, then
rotate the mast counterclockwise in order to release the mast from the
antenna base.

Callout

Component Name

Fastener Tightening Specifications: Refer to Fastener Tightening
Specifications.Preliminary Procedure: Lower the front of the headliner. Refer to
Headlining Trim Panel Replacement .

NOTE:

Refer to Fastener Notice .

1

Bolt, Mobile Telephone and Vehicle Location Antenna Assembly

Tighten: 9 N.m (80 lb in)

2007 Hummer H3

2007 ACCESSORIES AND EQUIPMENT Cellular, Entertainment and Navigation - H3

FIXED ANTENNA MAST REPLACEMENT

Fig. 54: Fixed Antenna Mast Replacement
Courtesy of GENERAL MOTORS CORP.

Fixed Antenna Mast Replacement

2

Expansion Sleeve, Mobile Telephone and Vehicle Location Antenna Assembly

3

Antenna Assembly, Mobile Telephone and Vehicle Location

Callout

Component Name

Fastener Tightening Specifications: Refer to Fastener Tightening

NOTE:

Refer to Fastener Notice .

2007 Hummer H3

2007 ACCESSORIES AND EQUIPMENT Cellular, Entertainment and Navigation - H3