Operation CHARM: Car repair manuals for everyone.
Home >> Pontiac >> 2003 >> Grand AM L4-2.2L VIN F >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Sensors and Switches - Computers and Control Systems >> Knock Sensor >> Service and Repair
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Knock Sensor: Service and Repair

REMOVAL PROCEDURE
1. Remove the starter.




2. Disconnect the knock sensor (KS) harness connector.
3. Remove the KS retaining bolt.
4. Remove the KS.

INSTALLATION PROCEDURE




1. Install the knock sensor.

NOTE: Refer to Fastener Notice in Service Precautions.

IMPORTANT: The KS threaded surfaces must be clean before installation.

Tighten
Tighten the knock sensor retaining bolt to 25 N.m (18 lb ft).

2. Connect the knock sensor harness connector.
3. Install the starter.
pro multis · About Operation CHARM