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#1
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87 W124 300D Creaks and Groans
For the last week or so, I have been hearing a creaking, groaning sound coming from the driver side front. Today I took it my indy who diagnosed it as either the shocking mount or the shock itself. He touched the top of the shock mount and said that it was very pronounced. Anyone had anything similar?
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87 300D 265Kmi Factory rebuilt crate 603.96x engine at 200K |
#2
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Answer
Yes.
The strut, upper mount plate and sway bar bushings are common failure items. .
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ASE Master Mechanic asemastermechanic@juno.com Prototype R&D/testing: Thermal & Aerodynamic System Engineering (TASE) Senior vehicle instrumentation technician. Noise Vibration and Harshness (NVH). Dynamometer. Heat exchanger durability. HV-A/C Climate Control. Vehicle build. Fleet Durability Technical Quality Auditor. Automotive Technical Writer 1985 300SD 1983 300D 1984 190D 2003 Volvo V70 2002 Honda Civic https://www.boldegoist.com/ |
#3
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Also inspect your lower ball joints. Worn joints will creak and if not addressed they will fail.
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#4
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It was either the mount plate or the shock/strut
Once you are that far in, it is very little additional work to change the Bilstein shock as well. There is no bearing at the top of the strut-just a cone shaped fitting. There was very little damage apparent but the parts change fixed the problem. Mount plates in front had been changed in January. Bilstein had been in there 6 years.
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87 300D 265Kmi Factory rebuilt crate 603.96x engine at 200K |
#5
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+1 on the ball joints and LCA bushings.
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The OM 642/722.9 powered family Still going strong 2014 ML350 Bluetec (wife's DD) 2013 E350 Bluetec (my DD) both my kids cars went to junkyard in 2023 2008 ML320 CDI (Older son’s DD) fatal transmission failure, water soaked/fried rear SAM, numerous other issues, just too far gone to save (165k miles) 2008 E320 Bluetec (Younger son's DD) injector failed open and diluted oil with diesel, spun main bearings (240k miles) 1998 E300DT sold to TimFreeh 1987 300TD sold to vstech |
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