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Check Engine Light On DTC P0332 (Inspect Wiring) - keywords knock sensor

Subject:Check Engine Light on DTC P0332 (Inspect Wiring)

Models:2007- 2008 Buick Lucerne with 3.8L (L26) Engines



This PI was superseded to update model years. Please discard PIC4539.


The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.

Condition/Concern:

Check Engine Light on, DTC P0332 Knock Sensor (KS) Circuit Bank 2 is stored.

Recommendation/Instructions:

Inspect the Knock Sensor 2 wiring for contact with the passenger side Wheel Drive Shaft. The harness may not be secured properly allowing for contact. Secure and repair the wiring as necessary.

Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.