Chevy and GMC Duramax Diesel Forum - View Single Post - Power Steering/Hydro-Boost Flush

Ridin'GMC · 09-15-2009, 08:49 PM

Valvoline Dexron VI. Pretty much the same fluid you use in your Allison tranny.

09-15-2009, 08:49 PM	eBay Motors #85 (permalink)
Ridin'GMC DuramaxForum Veteran Join Date: Mar 2007 Location: San Tan Valley, Arizona Posts: 2,109	Valvoline Dexron VI. Pretty much the same fluid you use in your Allison tranny. __________________ 06 LLY CCSB Just another white truck on the site. Tuned by Killerbee's Original LBZ tune. 480 rwhp & 830 lb-ft of torque as of 11-7-09 on stock tranny