Changing Water pump and the gear that hooks into timing chain won't come out on 1997 Chevrolet Cavalier

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Do I have to something to release tension on chain will it screw up if it comes out
(2) Answers
(2) Comments
No didn't take timing cover off yet managed to get last nut off of pump under exhaust and left it on too
Yes. You need to pull the timing chain cover and remove the tensioner to remove the water pump. Don't try and work it out otherwise. If you are in doubt of any of it, email me your email address and I will send you the repair instructions from the service manual. My email is
Thanks please send me the instructions my
Email is
All small case together And. ca not .com