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tensioner
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  1. Problems and Service
    '07 cobalt LS 2.2 L ecotec; 70K miles Car had chain noise on startup, so I decided to replace the tensioner. This was straightforward, until I took the old one out. It had come apart, and when the housing and spring were removed, the piston appears to have fallen. From what I've seen of this...
  2. Problems and Service
    '07 Cobalt LS, 70K miles ... which has what I suspect is chain noise: 'tinkling' after a cold start, that goes away after about a minute. (It also has a bad water pump, which is noisy with a listening stick. But, the water pump noise doesn't sound like the 'tinkling', IMO.) Thoughts: 1. If...
  3. Problems and Service
    Hello everyone. Hopefully this is the correct place for this. If not please let me know. I have a 2009 Cobalt LS XFE with 147,560 miles. I bought it about 5 years ago with 72,000 miles and have always performed routine maintenance (oil change every 3,000 miles, spark plugs, air filters, etc...
  4. For Sale (Car Related Only)
    **** NOTE: NO International shipping ****** Just getting rid of some parts I have: SS/SC TB: $50 Blue Top Injectors - $50 Supercharger Tensioner - $90 Stock SS/SC Idler Pulley $30 Will do all of the parts for $200+ Shipping All prices do not included shipping. I also have a stock black SS...
  5. Problems and Service
    So I started up a thread a long time ago on this issue, and I got back into researching it. So my 2008 Ls with 73k still rattles on startup, for about 2 seconds. The longer it sits, the longer it lasts. It seems I've found it could be two things. Either the timing chain tensioner, or oil...
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