Clearing Diagnostic Trouble Codes

2000 Chevrolet K Tahoe 4WD V8-5.7L VIN RSECTION Clearing Diagnostic Trouble Codes
Current DTCs (21 to 24) are displayed as long as the BCM detects the fault to be current in the diagnostic mode. History DTCs (31 to 34) remain stored by the body control module (BCM) until cleared. Current and history DTCs can be cleared by depressing and holding the door lock switch in the unlock position for 4 seconds while the BCM is in the diagnostic mode. After 4 seconds, an audible warning tone will sound 3 times confirming that the DTCs have been cleared.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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  • Brakes feel soft, pull hard to one side, or make grinding noises.
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