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Old 10-18-2011, 08:29 PM   #17
Dave in Denver
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Join Date: May 2010
Posts: 67
Default Re: Day goes from good to bad in one shift - more info

I took some time to work on some of the solutions to find more symptoms towards a solution. Here is what I found.

1) I loosened the alternator and took off the belt. The billet steel pulley is definitely loose. I an rotate it and see that it has moved forward a small but. The 15/16" nut seems tight, I tried to get ot it but will have to worka buit more on that because the movement of the pulley makes getting the extension from the socket into the socket very difficult.

2) I took the side cover off the cam timing gear and discovered that it is aluminum. (this is a good) The teeth are in good condition and I can not get it to move (rotate) by hand. I did not want to put a screwdriver on it and mess the teeth up.

3) Someone suggested I put the car in gear and push it forward to see if the rotor turns. I tried this with the car in second gear and pushed it forward about a foot but the rotro did not move.

A couple of questions:

a) will the keyway snapping on the crank pulley make a LOUD metal noise?
b) if the cam gears look good and will not turn by hand, I assume it is still engaged with the crank gears and the crank is OK.
c) right after the loud noiuse occured last night it sounded like metal banging against something. I assume this could have been the crank pulley bouncing up and down.

Thanks,

Dave
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