Tie rods worn out!
So I did some research on the front end. And Mercedes has a few things to look at when they start making noise. The first on is the thrust arm bearings, the second is the sway bar links, the third is the sway bar bushings, fourth is the bump stop on the top of the strut, then there is the thrust arm end link. My fear is that if I get the whole thing appart and find out that the thrust arm end link is worn to. Well good news, if you purchase the complete thrust arm with bearing installed it is $147 for one side and $150 for the other side. If you purchase the arm without the bearing it is only $59, so if you buy the bearing and arm seperate its only $77, if you buy it together it is $147. Just buy them seperate and press it in yourself if you can. Just thought I would pass this on, because I think this will be a on going problem with Mercedes. Searched the Forum and all models are having this problem.
Arm parts without bearing
Left # 203 330 39 11
Right # 203 330 40 11
i got some new sway bushing from H&R so i will be installing them this weekend hopefully that stop the squeaks
You are a veritable cornucopia of useful technical information.
Nothing quite like successful undercar tasks to make a man feel good. Except for driving 'em afterwards.
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Oh the disc is right here! lol call 1-800-FOR-Mercedes and ask for number P-2700-203-06 Should be about $60.00 plus shipping. I have tried to use this to post pics when we are talking about tech stuff but it won't even let me do that. So its protected pretty well. On your strut there should be a plastic cap you pulled off. Using a combination of the closed end wrench and either a Torx or Allen wrench on the end of the strut shaft, should be able to tighten that nut all the way. Just hold the strut shaft with the allen wrench and tighten the nut with the wrench.




Oh the disc is right here! lol call 1-800-FOR-Mercedes and ask for number P-2700-203-06 Should be about $60.00 plus shipping. I have tried to use this to post pics when we are talking about tech stuff but it won't even let me do that. So its protected pretty well. On your strut there should be a plastic cap you pulled off. Using a combination of the closed end wrench and either a Torx or Allen wrench on the end of the strut shaft, should be able to tighten that nut all the way. Just hold the strut shaft with the allen wrench and tighten the nut with the wrench.
Ha, well, my extended warranty included I think all the items you mentioned, as in I managed to get them replaced.
Thrust arms have oil in them, correct?
Ha, I complained about the gasket on the tranny for sensor (known issue)
causing small amount of tranny fluid to leak, and instead they replaced these.
Then, I had it serviced in Sac, and asked them to look for anything they might find. Dayy-mm. I was impressed with the service at Sac.
They replaced the end links and bushings without me asking, along with a whole bunch of other things.
I took it in for an oil change and tranny flush, both of which were cheaper than the bay area. Initially they were just going to come pick me up when it was done, and then ended up keeping the car a week, and even gave me a free loaner car. They did so much stuff, including cleaning the intercooler and all associated piping, IR sensor on passenger side, new keys...updated wiring harnesses.
And my only request was to look it over since the warranty was ending.
Anyway, getting off the subject, but yes, extended warranty was definitely worth it.
Now I'm on my own.
Too bad they don't have a web based star diagnostic system.
MBUSA has an order form...ha, only 20 grand, made to order, shipped from the fatherland, with a 90 day lead time.
Ordering my DVD tomorrow, and hoping it's still 60 bucks!
Other places on the web it's 100.
It looks quite awesome though, especially compared to WIS.
Wavey/Russell.. Did you guys have any issues w/ the ball joint bolt being stuck in the knuckle?
Ive got all of my suspension out of the way, but I cant for the life of me get the bolt out. Sprayed it down with brake cleaner, hammered at it a bunch, but it JUST wont come out. Suggestions would be greatly appreciated.
Thanks!

Wavey/Russell.. Did you guys have any issues w/ the ball joint bolt being stuck in the knuckle?
Ive got all of my suspension out of the way, but I cant for the life of me get the bolt out. Sprayed it down with brake cleaner, hammered at it a bunch, but it JUST wont come out. Suggestions would be greatly appreciated.
Thanks!
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Oh well. Car goes into the shop tomorrow.
edit: big F'in hammer? I tried that, but since i was working by myself and had the strut off... I would hammer the bolt from the bottom and would just jolt the whole knuckle.
I honestly needed another set of hands... I'm pretty sure I coulda got it off, but at this point the clunking sounds so bad, I just want it taken care of before it could potentially do any damage to other parts.
Last edited by TruTaing; Oct 6, 2008 at 02:07 PM.
After 75,000 miles, their looseness had gradually increased such that replacement resulted in a dramatic improvement in steering feel and directional stability.
203 330 39 03 (LH) & 203 330 40 03 (RH). Went with the OEM Lemförder pieces; ~$40 each.
Less expensive replacement hardware is available. With the critical role these parts provide in a car’s safety and performance, it’s false economy to save a few dollars when shopping for these components by specifying bargain brands.

A spritz of PB Blaster or equivalent will help to ease disassembly.
My universal tie rod/pitman arm puller wouldn’t fit...so a healthy swing of the BFH had them separated from the steering knuckle in no time.

Slightly loosen the jam nut to allow the rod end to be unscrewed from the rack’s shaft.

By maintaining the same relative position of the nut on the shaft prior to its loosening, alignment adjustments upon reassembly will be minimized.

Because the new mounting nut is self-locking, the joint’s shaft must be prevented from turning while tightening it. Once the conically-shaped shaft is sufficiently seated, it will remain stationary to enable proper torquing.

With the steering wheel turned to full lock toward the side on which you’re working, there is sufficient room to reach the nut with a torque wrench. Torque requirement is 50Nm/37 ft-lbs plus an additional sixty degrees.

Adjust toe to specification or your preferred setting.
Last edited by splinter; Oct 6, 2010 at 07:02 AM.


No pic of BFH & errant joint

Another excellent pdf for the file. (it pains me to admit)
Last edited by Glyn M Ruck; Jun 8, 2009 at 06:26 AM.






