Accidentally changed front diff and added ATF instead of Gear Oil

2007 CHEVROLET SILVERADO
150,000 MILES • 6.6L • V8 • TURBO • 4WD • AUTOMATIC
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MESSEDUP
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Could you please tell me what problems I may encounter after driving my truck in 4WD on ice for 500 miles with ATF in the front diff?
Jan 21, 2015 at 2:08 PM
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HMAC300
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probably not a lot. just put the correct stuff in and then see if you hear anything normal I'd doubt you will.
Jan 21, 2015 at 3:08 PM
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STRAILER
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I agree with HMAC300, here is how to change the differential oil and add the correct fluid to help you.

SAE 80W-90 GL5 Lubricant

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