Originally Posted by burtajack

Heard nothing. Mercedes tensioner. Very good condition. I bought it 2 yrs ago from 2nd owner. 115K today. Mercedes changed to double timing chain @ 30K. @ N/C. I have all original service records. Has both tops. I had a new soft top installed 6 mths. Tires are new. I took it to a very favorite Mercedes technician here. He replaced the antenae mast, He then flushed out the radiator, block, etc. Started it up, and this happened. I drove it to him on the freeway, 25 mile, purring like a kitten. All he did was drive it 30 feet into his garage, and did the above work. Then boom!!!