Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2004 Pontiac Aztek Base, FWDFACTORY OEM SERVICE PROCEDURE

Navigation System Component Views

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: OnStar Keypad

GM799494

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	OnStar Keypad
2	Rearview Mirror

Fig 2: Overhead Console

GM906337

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Cellular Microphone
2	Noise Reduction Microphone
3	Overhead Console

Fig 3: Global Positioning System Antenna Connection

GM799496

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Vehicle Communication Interface Module (VCIM)
2	Headliner Harness

Fig 4: Component Views - Rear Floor

GM799498

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Headliner Harness to GPS Antenna
2	Rear Floor
3	Body Harness Channel

Fig 5: Component Views - Right B Pillar

GM799500

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Headliner Harness to GPS Antenna
2	Headliner Harness, to Vehicle Communication Interface Module (VCIM)
3	Door Frame

Fig 6: Component Views - Headliner

GM799512

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Headliner
2	Antenna Harness, partial, to GPS Antenna
3	Roof Panel

Fig 7: Global Positioning System (GPS) Antenna

GM799516

Courtesy of GENERAL MOTORS CORP.

Factory Service Tools

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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.

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