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 MANUALSGMC2001YUKON XL K1500, 6.0 UREPAIR AND DIAGNOSISGENERAL INFORMATIONCOMPUTER RELEARN PROCEDURESFORD MOTOR CO.INSTRUMENT CLUSTER PROGRAMMINGINSTRUMENT CLUSTER PROGRAMMING PROCEDURE "B"
2001 GMC Yukon XL K1500, 6.0 U
Instrument Cluster Programming Procedure "B"
2001 GMC Yukon XL K1500, 6.0 USECTION Instrument Cluster Programming Procedure "B"
NOTE:
Passive Anti-Theft System (PATS) MUST be reconfigured after replacement of Virtual Instrument Cluster (VIC). Perform INSTRUMENT CLUSTER PROGRAMMING PROCEDURE "B" . Then erase and program all ignition keys to be used on vehicle. See appropriate PASSIVE ANTI-THEFT SYSTEMS article in ACCESSORIES & EQUIPMENT.
- Turn ignition switch to OFF position. Using NGS tester, retrieve and record continuous DTCs. Clear continuous DTCs and perform instrument cluster self-test. If DTC B2139 is retrieved, go to next step. If DTC B2139 is not retrieved, system is okay at this time.
- Perform security access for instrument cluster. See SECURITY ACCESS PROCEDURE . Using NGS tester, select PARAMETER RESET command for instrument cluster. Using NGS tester, select PARAMETER RESET command for PCM. Turn ignition switch to RUN position for 3 seconds. Clear Continuous Memory DTCs.
- Turn ignition switch to OFF position. Using NGS tester, perform instrument cluster self-test. If DTC B2139 is not retrieved, system is okay at this time. If DTC B2139 is retrieved, verify PCM calibration is correct for vehicle. If calibration is okay, repeat steps 2 and 3 . If DTC B2139 still exists, replace instrument cluster. Cycle ignition switch from OFF to ON position using 2 encoded ignition keys. Repeat steps 1- 3 . Clear Continuous Memory DTCs. Repeat instrument cluster self-test. If DTC B2139 still exists, replace PCM.
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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.