FixVault

Coolant Temperature Sensor Replacement (Generator Control Module)

WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Coolant Temperature Sensor
GM1969725Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedures

  1. Partially drain the generator control module coolant radiator just below the level of the coolant temperature sensor. Refer to Generator Control Module Cooling System Draining and Filling .
  2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement
  3. Disconnect the engine wiring harness electrical connector from the coolant temperature sensor.
1 Coolant Temperature Sensor
CAUTION: Refer to Fastener Caution .

Tip:  Coolant temperature sensor is located in the generator control module coolant radiator.

Tighten:  20 N.m (15 lb ft)