GLK250 Torque converter rebuild
When was the last time your transmission was serviced and by who?
OP - please be as specific as possible when describing your symptoms.
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Have they looked at the front U-joint? What else did they do at the 70k and 80k service?
Again, has the transmission fluid ever been replaced? If so, when and by who?
If the TC is indeed faulty, you have to decide if keeping the vehicle and fixing it for $7k+ is worth it in the long run. How many more miles do you plan to drive it? How many miles do you run yearly? What's the warranty for the rebuilt unit? Are other repairs on the horizon?
If you plan to keep it, just know going in that you won't be getting that money back if/when you ever sell/trade it. Alternative option, if it's not acting up too terribly, is to change the fluid & filter now and maybe keep driving it if possible, hoping it doesn't get worse.
If it were my car, I'd likely plan to trade it in somewhere. $7k+ is a lot of money to spend on repairs for a 7+ year old Merc that's worth around $15K. It shouldn't be necessary, and it stinks that it happened, but I'd probably cut my losses.
Dealer replace new TC for $3k or local certified MB mechanic to remove, refurbish, and install original TC for $1400.
Leaning towards the former as I may be about to relocate, and if I have issues done the road can approach a local MB dealer.
Thanks!
Even $3k is quite a bit, but with the warranty that MB includes on their work it may be more worthwhile to let them do it instead of the shop rebuilding yours. What's the shop's warranty by comparison?
Especially if you plan to relocate, I'd rather have the MB warranty in my pocket which should be good at any authorized MB stealership vs a local Indy shop.
I would also get rear diff fluid flushed and refilled. That way you know the entire driveline is bathed in new, fresh fluid. Then replace every 60K for peace of mind.
Good luck, all the best.
However, many of us prefer to keep our older vehicles running after they're paid off. At least until repairs become necessary to such an extent that you're always spending money fixing the thing or it's not reliable. If you're spending on repairs what you might spend on a new car payment, it's probably time for that new car!
High mileage requires DIY repairs or a relationship with a repair shop that charges acceptable prices in the eyes of both the mechanic and the car owner.
So part of my repair was the radiator, hoses, expansion tank, and thermostat bits, for a total of $10,089.55
I’ll have to double-check the paperwork, but I seem to remember that the transmission/torque converter portion was either $7,202, or $7,902.








