Defroster blowing hot air as normal but heater only blows cold air which should be hot. What is your question?
Nothing unusual just blowing cold air.
What makes this problem better or worse?
Nothing
How long has your 2013 Mercedes-Benz GL450 had this problem?
Just noticed with cold weather - few weeks
0 Replies
This question doesn't have any answers yet
Get the conversation going by signing in or creating an account
Submit an Answer Similar Questions Sometimes the car crank sometimes don’t 0 people have answered this
Why does it sound like my engine is rattling when I turn my AC on 1 person has answered this
Steering is stiff; what cause this and what is the fix 1 person has answered this
See more 2013 Mercedes-Benz GL450 Questions
What are the best Mercedes-Benz repair shops? RepairPal Certified shops can diagnose and repair your 2013 Mercedes-Benz GL450. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
2013 Mercedes-Benz GL450 Resources