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  1. Care, Maintenance, and Service - Cadillac ELR
    I have what I think is a vacuum leak at the crankshaft oil seal. Replacing that seal requires all the disassembly needed to replace the water pump except for breaking into the coolant system. I’m over 180k miles now. should I replace the water pump and belt along with the seal? Or am I just...
  2. Generation 1 Chevy Volt (2011-2015)
    The auxiliary pump that circulates coolant through the electric heater to supply heat to the cabin while running in EV mode seems to be a fairly common problem on these cars. Is there any damage to NOT replacing the auxiliary pump? If I am reading WopOnTour1's post correctly, the auxiliary pump...
  3. Use, Care & Maintenance - Gen 1 Chevy Volt
    Gen1-2012-100k km: Parking overnight after a 3 hour highway drive revealed a couple ounces of coolant under the front right. Visual inspection could not find the source, the lowest drips were found at the bottom of the high voltage A/C pump. Not enough loss to see notable change in tank levels...
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