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Home >> GMC >> 1998 >> Envoy >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Anti-Theft System >> Programming >> TBC Module Programming

TBC Module Programming

NOTE: This procedure requires Techline terminal and equipment.

Ensure battery is fully charged. Ensure battery and lighter connectors are secure. Ensure DLC is accessible. Turn ignition on. Refer to Techline terminal and equipment user's instructions.

If TBC fails to program, check all TBC connections, check Techline terminal and equipment for latest software version. Retry programming. If TBC fails to program again, replace TBC module. Clear DTCs after programming.

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