One problem related to defogger has been reported for the 2018 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 GMC Sierra 1500 based on all problems reported for the 2018 Sierra 1500.
Tl the contact owns a 2018 GMC Sierra 1500. The contact stated that the air conditioner was inoperable, causing visibility issues while driving. Due to the failure, the defroster/defogger system was inoperable. Mcconnell automotive (3150 dauphin st, mobile, al 36606, (251)476-4141) was informed of the failure. The contact was informed that the vehicle was not subjected to a recall. The dealer provided an estimate of $1,191 to repair the vehicle. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage 50,724.
| Wiper problems | |
| Defogger problems |