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 MANUALSCHEVROLET2006SUBURBAN K2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1000 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESONSTAR GLOBAL POSITIONING SYSTEM (GPS) DATA NOT CURRENT OR INACCURATECOMPONENT TESTING
2006 Chevrolet Suburban K2500, 6.0 U
Component Testing
2006 Chevrolet Suburban K2500, 6.0 USECTION Component Testing
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Vehicle may be equipped with sectioned coax. Test each section and replace only the faulty section, not the entire length or coax.
- Disconnect the navigation antenna coax cable from the navigation antenna within the wiring harness.
- Disconnect the navigation antenna from the VCIM.
- Test for infinite resistance between the center conductor of the coax to the metal outer shield.
- If it does not read infinite, replace the navigation antenna coax cable.
- Test for greater than 1 ohm resistance at the navigation antenna coax center conductor from end to end.
- If less than specified value, replace the navigation antenna assembly.
- If greater specified value, replace the navigation antenna coax cable.
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.