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Newest issue my left rear tire kinda grabs at times most of the time during a left turn. Fluid is fresh with additive. One of the deals where it doesn't do it always. While I'm checking for movement on jack anything else I should check?
How many miles since the new fluid?
I've found that sometimes it takes about 100 hundred miles to get the clutch pack soaked properly to stop the grabbing feel.
Greg
Some times it takes an empty parking lot doing some figure 8's to get the fluid into the posi packs. If that does not do it, add 1 more GM posi additive and repeat the figure 8's
About 4 to 5 hundred miles and I did use the GM additive I forget which gear oil I chose. Today I took another spin. Did good till I went up into the garage and backed back out. Could I be feeling the effects of a brake rotor with to much runout? When I had a stuck caliper on the front I checked rotor thickness and it was right at minimum.
I agree with drwet, if you put in the GM posi lube and you've got 4 or 5 hundred miles on it your clutch packs should be OK, I'd look elsewhere.
I would guess "No" on the rotor run out being the issue. These cars have pretty beefy iron there.
The e brake is probably your suspect now.
You may be able to use an IR temperature gun on the rotor/drum. Find a parking lot where you can cause the wheel to grab often. Check the temp of the passenger E brake drum/then the driver drum to see if there is a big difference after it grabs a few times. Check the half shaft U joints for heat/slack also on the driver rear wheel.
Thanks for the input Gary. I'm pulling the shoes next days off. How much of a issue is not marking the rotor when I took it off. Was on my mind but I started tapping on it and off it came.
Thanks for the input Gary. I'm pulling the shoes next days off. How much of a issue is not marking the rotor when I took it off. Was on my mind but I started tapping on it and off it came.
The rear rotors have shoe adjusting holes that line up in the flange hole so you can reference that when installing. I assume you drilled out the rivets so that means if you remove or grind down the bodies flush and deburr the inside of the rotor hat around the holes it should go back to where it was or pretty close, now were they under 005"?