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GMC TSB #PIT5599
2018 GMC Yukon
TSB Document:
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- This Preliminary information communicates a false setting of DTCU0121 in the FVCM due to a FVCM software anomaly. Code U0121 will set and be moved to history in the FVCM with each ignition cycle.
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