Two problems related to engine exhaust system have been reported for the 2015 Cadillac Escalade. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2015 Cadillac Escalade based on all problems reported for the 2015 Escalade.
This is an exhaust fume related complaint that is also related to an electrical component failure of the rear hatch locking mechanism. When the rear hatch locking mechanism is not fully engaged the liftgate is not completely closed allowing gas fumes to enter the vehicle and it has a really bad exhaust fumes smell. . . . . The gas is entering the vehicle CO carbon monoxide hydrocarbons and methane gas ch4.
Exhaust gas enters cabin whenever stationary. Even at brief traffic signals, fumes quickly enter vehicle. Car is less than 4 years old.