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water pump

  1. Problems and Service
    ('07 Cobalt LS, vanilla 2.2) Putting the timing chain cover back on. One bolt goes through the cover into the water pump. It looks like an ordinary M8 bolt, spec'd at 18 lb-ft. When I get near (but still definitely below) that, it feels 'stretchy', like it's thinking of breaking. Does...
  2. Problems and Service
    ('07 Cobalt LS, vanilla 2.2) Putting the timing chain cover back on. One bolt goes through the cover into the water pump. It looks like an ordinary M8 bolt, spec'd at 18 lb-ft. When I get near (but still definitely below) that, it feels 'stretchy', like it's thinking of breaking. Does...
  3. Problems and Service
    '07 LS, 70K miles Our water pump is leaking. Delco has two on offer: 251751 [1] and 252821 [2]. The '1751 is described as "GM Original Equipment", and is considerably more expensive ($132 vs $57 at RockAuto). The only other difference I find between them is that the'1751 includes the pump...
  4. Problems and Service
    Good Afternoon! New here, trying to get some input so I can decide how to proceed. Bear with me, I tend to over-inform in an effort not to leave too much out. Background: I have a 2010 Cobalt 2.2l automatic, I think it's the LT but I can never remember. History: May 2016 - transmission fluid...
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