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Coolant surge tank pressure cap, Notice – GMC 2002 Sierra User Manual

Page 405

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6-38

Coolant Surge Tank Pressure Cap

Your vehicle may be
equipped with one of
the two caps shown.

The coolant surge tank pressure cap must be fully
installed on the coolant surge tank.

NOTICE:

Your coolant surge tank pressure cap is a 15 psi
(105 kPa) pressure

-

type cap and must be tightly

installed to prevent coolant loss and possible
engine damage from overheating.