LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2021 >> Blazer L >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.5L (LCV) - Repair Instructions >> Repair Instructions >> Knock Sensor Replacement (Position 1)
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Knock Sensor Replacement (Position 1)

GM4237167Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Raise and support the vehicle. Lifting and Jacking the Vehicle
1 Electrical Connector
Procedure 
Disconnect the electrical connector.
2 Knock Sensor Fastener
CAUTION:

Refer to Fastener Caution .


Tighten 
25 N.m (18 lb ft)
3 Knock Sensor