CHEVY KNOCK SENSOR

2003 Chevrolet Impala

Tiny

kwstine86

October, 23, 2010 AT 9:57 PM

Engine Performance problem
2003 Chevy Impala 6 cyl Front Wheel Drive Automatic 144000 miles

How do you remove the knock sensor on the back side of a 2003 impala 3.8l the one closest to the fire wall do I need to drain the antifreeze and what special tool do I use because I can not get a socket to it.

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1 Answer

Tiny

bluelightnin6

October, 23, 2010 AT 10:06 PM

Hello and thanks for donating

This knock sensor is very difficult to replace. The transaxle must be removed to access and replace the knock sensor (2) correctly.

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