08-01-2018, 12:34 PM
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#8
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HYPER SS
Drives: 2016 Supercharged 2SS
Join Date: Feb 2014
Location: Troy OH
Posts: 1,252
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Quote:
Originally Posted by KingLT1
Get the AC Delco that has the additive already in it. I had diff groan when cold after only 1500miles. I changed with Synthetic Mobil 1 75-90, groan got worse. Changed again with Valvoline Synthetic, no better. I ordered AC Delco #88862624 and changed it again and the groan was much better. It took about 1500 miles, but now it's completely gone. Car is at 5k miles now. I think a lot of it is the differentials breaking in because they are setup really tight and need the fluid changed early in life. I honestly would change it with the first oil change in the 500-1500mile range and no later.
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+1
__________________
Ordered: 1/15/2016
2000 status 02/01/16
3000 status 02/29/16
3400 status 03/07/16 TPW of 03/14/16
4200 status 03/17/16 in transit!
Delivered 03/23/16
2SS Hyper Blue | 6M | NPP | Mag ride | ceramic white Int. | Black out bow ties | P3 Gauge| Front splitter. | 6 pot upgraded brembo brakes. | Magnuson Supercharger/95MM pulley | Rotofab Intake | ZL1 side skirts | HRE FF04 wheels - Michelin PSS4 | ZL1 add ons rock guards and lift points. | AWE touring - resinated catback with link pipes.
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