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 MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 923 (ENTERTAINMENT SYSTEM)REPAIR INSTRUCTIONSCOAXIAL CABLE REPLACEMENTINSTALLATION PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD
Installation Procedure
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
- Install the radio antenna cable.NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
- Install the radio antenna cable screws.
Tighten
Tighten the radio antenna cable screws to 2.8 N.m (25 lb in).
- Install the radio antenna bezel.
- Install the radio antenna cable nut.
- Install the fender. Refer to FENDER REPLACEMENT -- FRONT
in Body Front End.
Tighten
Tighten the radio antenna cable nut to 6 N.m (53 lb in).
- Install the radio antenna cable to the radio extension cable.
- Install the antenna mast. Refer to FIXED ANTENNA MAST REPLACEMENT .
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.