Pretty sure chain broke... - Maintenance and Repair Forum

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Pretty sure chain broke...
Monday, July 16, 2012 6:04 PM
So I hear this rattling, pinging, knocking, at both top and bottom of the motor but on the belt-side. Near the wheel. Sometimes it would shutup at higher RPM and did not follow RPM. I am assuming the tensioner broke apart from reading a few posts here. I was 30 miles from home. I get 3 miles from home and shudder, POP, car just dies. I had this happen in a few cars before, sounds like a timing chain/belt just gave way. And the starting is very hesistant, very slow, but still turns the crank, no fire. Just like it is pumping air into a closed cylinder. Would this be the cause of the slow cranking? I popped the serpetine belt of to rule out power accessories locking up. Still slow.

Just trying to make sure if I should mess with this car or junk it. I have a 4wd blazer for $600 that needs a hub that I can buy.

I read quite a few posts, but one thing wasn't made clear. Besides the fear of random bits being in the bottom of the pan, why am I removing the oil pan?



1999 Cavalier 2200 SFI (base)

Re: Pretty sure chain broke...
Wednesday, July 18, 2012 5:22 PM
No comment? Alright...
Re: Pretty sure chain broke...
Thursday, July 19, 2012 8:43 PM
This was easy....

Don't have to remove anything from the top of the engine...


1) Lift car.
2) Support engine with cinder block from underneath.
3) Lower car.
4) Undo 2-bolt mount passenger mount. And remove belt.
5) re-lift car.
6) Undo crankshaft bolts. Pulley falls off.
7) Using 3 jaw or bolt puller, remove crank-shaft pulley "hub".
8) 10mm socket and 4mm socket to remove studs on timing chain cover. (KEY to avoiding oil pan non-sense)
Problem is, if it gets too tough, the stud head will strip, because its actually a torx socket. Better off getting it rather then dealing with a whole oil-pan job.
And there is no need to remove the tensioner, alternator, PS pump, from what I saw. I don't know what started that bull@!#$, oh yea, the Haynes manual.

9) Continue with chain job (available online everywhere)
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