TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
Some vehicles equipped with a coolant control valve may exhibit difficulties when refilling the coolant because the control valve is closed and air in the engine cannot escape during ignition ON. Therefore, turn the ignition OFF when refilling engine coolant using the radiator filler neck.

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Date Published
OCT 10, 2022
NHTSA TSB #
10225751
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