GM Service Manual Online
For 1990-2009 cars only

Object Number: 2020006  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Disconnect the negative battery cable. Refer to LINK.
  2. Remove the engine sight shield.
  3. Remove the air cleaner outlet duct.
  4. Remove the ventilation hose from the oil level indicator tube.
  5. Loosen the oil level indicator tube.

1

Engine Coolant Temperature Sensor Wiring Harness Connector

2

Engine Coolant Temperature Sensor

Caution: Refer to Fastener Caution in the Preface section.

Tighten
30 N·m (22 lb ft)