GMC TSB #G-169081
2013 GMC Yukon
Affected Component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY
- Summary
- 13186 - Service Update. Inspect and, if necessary, replace the battery current sensor. An incorrect battery current sensor may have been installed on the negative battery cable assembly. This could cause an incorrect reading of the battery state of charge, resulting in under charging of the battery.