Engine Coolant Temperature Sensor Replacement - Engine Block

GM5047918

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callout items in the following chart represent components shown in graphic above.

Callout

Component Name

Preliminary Procedures

Partially drain the cooling system. Cooling System Draining and Filling (Static)
Remove the intake manifold and throttle body as an assembly. Intake Manifold Replacement

1

Engine Coolant Temperature Sensor

CAUTION:

Refer to Component Fastener Tightening Caution .

Tighten
9 N.m (80 lb in)

Procedure

Disconnect the engine coolant temperature sensor electrical wiring harness connector.
Apply thread locking compound to the threads of the engine coolant temperature sensor. Adhesives, Fluids, Lubricants, and Sealers