2007 Cadillac Escalade ESV Knock Sensor

You need to pull out the slider on the connector position assurance (CPA) until it is at the end of its travel, disconnect the connector from the component, remove the wire dress cover, push the wire side of the terminal that is being removed toward the connector and hold it in position and insert the J 38125-557 (GM P/N 12122378) into the 2 cavities on each side of the terminal at the front of the connector and push until you feel the tool disengage the terminal retainers. Then you can carefully pull the terminal out of the connector and always remember never to use force when pulling a terminal out of a connector. If the terminal is difficult to remove, repeat the entire procedure.

You need to position the knock sensor to the engine block and install the knock sensor bolt, connect the engine wiring harness electrical connector to the knock sensor, and install the left front wheel and tire.

You need to position the knock sensor to the engine block and install the knock sensor bolt, connect the engine wiring harness electrical connector to the knock sensor, and install the right front wheel and tire.

You need to use the appropriate terminal and follow the instructions in the J-38125.

You need to remove the right front wheel and tire, disconnect the engine wiring harness electrical connector from the knock sensor and remove the knock sensor bolt and knock sensor.