Transmission Digest TD’s January Digital Edition is Available NowJan 21, 2026 Ford 8F35 Engineering Analysis and New Unit RolloutJan 19, 2026 GM 6L80, 6L90 No-Reverse Condition ExplanationJan 14, 2026 Can Diagnostic Codes Tell the Whole Story?Jan 13, 2026 Technical SEE ALL POSTS Ford 8F35 Engineering Analysis and New Unit Rollout GM 6L80, 6L90 No-Reverse Condition Explanation Can Diagnostic Codes Tell the Whole Story? Troubleshooting Stop/Start System Issues Shop Management/Marketing SEE ALL POSTS Diffs and Curios: The Story of C&M Gear Works The Role of Reman Transmissions Is Expanding 2025 Reman and A/T Unit Suppliers Listing Shop Profile: Pullen’s Garage Video SEE ALL POSTS GM 9T50 No Reverse: Dealing With The Known Before The Unknown Powertrain Perspective: Extended Warranty Insights MANN+HUMMEL Filtration Director of Sales Jeff Blocher on ‘Grabbing Mindshare’ DRiV’s Joseph Saoud Talks Setting Expectations Products SEE ALL POSTS Mitchell 1 Upgrades Shop Software Search Capabilities Advance Auto Parts New Argos Brand to Include Transmission Fluid Sonnax Pump Thrust Bearing Kit for GM TH400 Milwaukee M18 Brushless Handheld Vacuum VIDEOS SEE ALL POSTS GM 9T50 No Reverse: Dealing With The Known Before The Unknown Powertrain Perspective: Extended Warranty Insights MANN+HUMMEL Filtration Director of Sales Jeff Blocher on ‘Grabbing Mindshare’ DRiV’s Joseph Saoud Talks Setting Expectations Transmission TECH/TALK SEE ALL POSTS 8L90 No Upshift After Rebuild 6L80 Low/Reverse Clutch Lube Seal Damage GM 6T70, Ford 6F50 Shift Complaints Toyota U760E erratic shifting DIGITAL ISSUE SEE MORE Latest Digital Issue January 2026 READ LATEST ISSUE MAGAZINE ARCHIVE SUBSCRIBE Previous Issues December 2025 Issue Read Now! November 2025 Issue Read Now! October 2025 Issue Read Now! Sponsored Content SEE ALL Why Community Matters: The Transmission Community and the Power of Industry Connection Sponsored By: TransTec The Hidden Cost of Transmission Failure: What the Industry Overlooks Sponsored By: TransTec Why Industry Collaboration Produces Better Rebuilds Sponsored By: TransTec