Two problems related to air conditioner have been reported for the 2018 GMC Yukon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 GMC Yukon based on all problems reported for the 2018 Yukon.
Air conditioning system does not cool the air.
Leak in rear air conditioning line at body mount. Covered under manufacturer warranty in may 2019, and same line is leaking in may 2020, gm will not warranty parts, labor (installed incorrectly) or possible vehicle defect.
| Equipment problems | |
| Air Conditioner problems |