GL Class (X164) 2007-2012: GL320CDI, GL420CDI, GL450, GL550

loud clunk from rear end when tranny downshifts

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Old 09-12-2013, 10:10 PM
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Gl450
loud clunk from rear end when tranny downshifts

if im driving at speed and give a good amount of gas like to pass or something. when it down shifts i get a loud clunk that you can actually feel from what i believe is the rear end. under normal driving conditions it's fine, I canjam thde pedal from a stop and it blasts off. any help is appreciated!
Old 09-13-2013, 02:26 PM
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Anyone???
Old 05-31-2014, 02:29 AM
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cls 55 amg
Same problem here

After full throtle acceleration let off gas and loud clunk from ????
Old 05-31-2014, 07:44 PM
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2008 GL 320 CDI, 2004 VW V10 Touareg TDI
Sounds like the transmission is downshifting/upshifting incorrectly. Has the tranny oil been changed?

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