Yesterday I tackled the issue with my Cadillac...Again... Problem with CPS and knock sensors again. This time bought GM parts , since I had to pull off the intake manifold...Again....All good...For Now.....Will See......Got a cake easy brake job today on a Church members car. Chin elected to go to work on her day off ( Tuesday ). Maybe she's givin up ??? Daughter wants to get hers also. She speaks a little English, so I told her to study Mom up on the book. Then I'll take em both together....I'm efficient....... :lol: