Knock Sensor

[oakley]

Check engine light came on, replaced both sensors and harness and it has came back on. vehicle is 2003 tahoe 5.3 non flex with 262,000 miles any suggestions

 

[Scottydoggs]

did you torque them down? 14 fp iirc.

 

[swathdiver]

What codes are you getting?

 

[oakley]

did you torque them down? 14 fp iirc.

The sensor

 

[Scottydoggs]

The sensor

yes both of them, it really matters.

 

[Doubeleive]

oem? with the new harness? silicone them?