Mercedes-Benz GLK350 transmission head repair issue with significant parts price increase on Mercedes-Benz GLK350

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Mercedes-Benz GLK350 owners report experiencing significant transmission issues that may necessitate repairs, including transmission head replacements. These problems can manifest as delay shifting, slipping, strange noises, and calibration issues. Additionally, owners have noted that repair costs can vary widely, with parts prices sometimes increasing dramatically, impacting the overall expense of repairs. Commonly reported issues also include transmission fluid leaks, which can originate from the transmission pan, seals, or fluid lines, and low transmission fluid levels that exacerbate these problems. Warning signs such as a slipping transmission often indicate underlying issues, including low fluid or a damaged torque converter. It is recommended for owners facing these challenges to consult with a qualified mechanic or dealership to effectively address the situation.

1 person reported this problem
0 comments
Schedule Repair

Mercedes-Benz GLK350 vehicles with this problem

0 model year affected

Search for another problem

RepairPal Car Genius

Ask our experts about your Mercedes-Benz.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

 Auto Repair Expert Auto Repair Expert

Call us at 877-913-1554

Available 9am – 6pm ET Monday through Friday

Call Our Experts