Electrical issue in some cases the cause of the ac not working is electrical.
Sprinter door lock problems.
How to remove and replace the door lock cylinders in a mercedes sprinter in the pouring rain.
Unfortunately i had some problems with the mercedes a glow plug went out and i decided to have all six replaced at the same time and after 6 years the vehicle battery failed and i had them replace the rv batteries at the same time.
Several types of door lock problems have been identified across the mercedes line but with identifiable solutions including some you can handle yourself.
Your best plan of action to is to have one of our service mechanics diagnose your sprinter van.
Other than that everything with the sprinter is perfect.
If your sprinter van door is acting up and will not slide along the track or keeps jamming up and not closing this should help you clean it and get it back on track.
Lock works perfectly now.
We replaced the passenger door lock cyclinder and sliding door.
If all of the locks on your mercedes fail to open or close first check your key fob to make certain that its battery is working.