Monster Transmission Blog: Transmission Tech, Upgrades & How-To Content

6L80 / 6L90 TEHCM Guide: Common Failures, Year Differences & Tag ID Reference
Oct 29

6L80 / 6L90 TEHCM Guide: Common Failures, Year Differences & Tag ID Reference

6L80 / 6L90 TEHCM Guide: Common Failures, Tag IDs, and Year Differences GM Trucks & SUVs • Camaro / Corvette • Cadillac • 6L80 / 6L90 • Monster TEHCM Reference The 6L80 and 6L90 TEHCM (Transmission Electro-Hydraulic Control Module) is the brains and hydraulics of your GM six-speed automatic. It’s...
By Ben Dow
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Ford 10R80 Transmission Install Guide | Step-by-Step Instructions, Fluid Specs & Programming
Oct 28

Ford 10R80 Transmission Install Guide

10R80 Transmission Install Guide (Ford F-150, Expedition & Transit) Ford F-150 • Expedition • Transit • 2WD/4WD • StreetMonster Series This is the complete walkthrough for installing a Monster StreetMonster 10R80 transmission and converter. It combines Ford’s OE steps with Monster-verified torque specs, fluid setup, and adaptive learn procedure for...
By Ben Dow
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GM 6L80E & 6L90E Installation: Programming, Fluid Capacity, Torque Specs
Oct 27

GM 6L80E & 6L90E Installation: Programming, Fluid Capacity, Torque Specs

6L80E / 6L90E Transmission Install Guide (GM Trucks & SUVs) Chevy Silverado/Sierra • Tahoe/Yukon/Suburban • Camaro/Corvette • 2WD/4WD • StockMonster • StreetMonster • SportMonster • TrackMonster This is the streamlined, shop-tested walkthrough for installing a Monster 6L80E/6L90E in late-model GM trucks/SUVs and select cars. It blends the factory-correct sequence with...
By Ben Dow
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Dodge 68RFE Installation Guide: Step-By-Step for Ram 6.7L Cummins
Oct 24

Dodge 68RFE Installation Guide: Step-By-Step for Ram 6.7L Cummins

Installing a 68RFE the Right Way: Complete Step-By-Step + Relearn, Fluids & Troubleshooting If you’re putting a new or reman 68RFE into a Ram with the 6.7L Cummins, the install process matters as much as the parts. Most failures we see after an install trace back to three things: dirty...
By Ben Dow
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