2017-2018 TITAN; AIR CONDITIONING BLOWS HOT AIR AFTER EXTENDED IDLING OVER 100°F
IF YOU CONFIRM
Hot air starts to blow from the dash vents while the Air Conditioning is ON, under the following conditions:
- After the engine has idled for an extended period with the vehicle in Drive (D-range).
And
- Ambient temperature outside the vehicle is 100°F (37.8°C) or more.
ACTION
1. Refer to step 6 in the SERVICE PROCEDURE to confirm this bulletin applies to the vehicle you are working on.
2. If this bulletin applies, reprogram the ECM.