One problem related to air conditioner has been reported for the 1998 GMC Yukon. The most recently reported issues are listed below.
The head gasket leaked water, due to a faulty intake manifold. The vehicle also had problem with a wet floor, the consumer believed it was coming from the air conditioner. Dealer not notified yet. The intake manifold gasket leak under pressure which rusted and pitted the right cylinder head. The improperly torqued gaskets leaked at 10 psi required by the manual. The rear clogged up forcing condensation to build up and escaped into the rear compartment of the vehicle which soaked the padding.
| Equipment problems | |
| Air Conditioner problems |