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.

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HOMESERVICE MANUALSISUZU2006ASCENDER S, 5.3 M, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 173 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)REPAIR INSTRUCTIONSBRACKET ASSEMBLY REPLACEMENT - ONSTAR MODULE (TRAILBLAZER, ENVOY, RAINIER)REMOVAL PROCEDURE

2006 Isuzu Ascender S, 5.3 M, 4WD

Removal Procedure

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Removal Procedure

WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.

Remove the right rear seat cushion. Refer to Seat Cushion Replacement - Rear No. 1 (TrailBlazer, Envoy, Rainier) .
Remove the communication interface module. Refer to Communication Interface Module Replacement (TrailBlazer EXT, Envoy XL) or Communication Interface Module Replacement (TrailBlazer, Envoy, Rainier) .

Fig 1: Identifying Retaining Tab

Courtesy of GENERAL MOTORS CORP.

Using a flat bladed tool, release the retaining tab on the upper bracket.
Slide the upper bracket inboard until the retaining tabs are released from the processor bracket.
Remove the upper bracket from the processor bracket.

Fig 2: View Of Processor Bracket Retaining Nut

Courtesy of GENERAL MOTORS CORP.

Remove the nut that retains the processor bracket to the rear seat back stud.
Remove the processor bracket from the vehicle.

RENDER: 1.0x

NO RELATED

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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.