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Thermostat Bypass Pipes Replacement|Page 3677 > < Thermostat Bypass Pipes Replacement

Sierra 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)

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2. Install a NEW O-ring seal to the water pump.
3. Lubricate the O-ring seals with clean engine coolant.
4. Install the bypass pipe into the thermostat housing.
5. Install the thermostat housing.

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