× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: powertrain vibration
Posted to HD/Fleet Forum on 1/31/2019 2 Replies

I had one that took the tranny out twice before it came to me. Vibrating at the same issues you are seeing. Ran a driveline analysis thru Allison program. Found rear springs sagged out, 5 deg out of spec angle at diff joint. Replaced both rear springs and rera... Login to read more.

2 Replies Received (View Replies)