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pinion seal

  1. OEM Issues
    My favorite time of year... Well recently had some noise coming from the fan clutch / water pump area and took it to a dealership to get their opinion and they state it is the water pump that needs replaced. However, I just replaced both about 2 years ago so I thought it was odd. Anyway, here...
  2. 4x4 Drivetrain
    02 Envoy with 114k on the clock is pushing fluid out the pinion seal. It also has a werring or wine sound after it gets warmed up kind of difficult to locate exactly where it comes from. I changed the fluid with standard issue GM lube and its probably due for a change. I need to check the...
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