Knowledge Base - Running Gear / Drivetrain / Driveline

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Running Gear / Drivetrain / Driveline:

Differentials
- Detroit Lockers
  - How Detroit (and similar) Lockers Work (From TracTech, Requires Adobe Acrobat)
- Gear Oil, Which to Use
- General
- General Tech Info - From Differentials.com
- Other Types
- Removing/Resealing a Hummer Differential - A Microsoft Word document
  Also available as a .pdf (Adobe Acrobat) document
- Torque
- "Wind-Up"/Selecting Ranges Properly - From the U.S. Army. Requires Adobe Reader (Acrobat)
Halfshafts (Illustration)
- Bellville Halfshaft Lock Washers
- C/V Joint Repairs & Replacements
- CVC Boot Replacment
- Halfshaft Bolt Safety Wire
- Halfshaft Replacement, Brake-Throttle Modulation (BTM), Constant-Torque Modulation (CTM) - By Scott Weiser and Jeffery Jorgenson, et al.
- Removal
- Servicing - by Allan Madar
- Spares
Output Shafts
- Seal Replacement
Transfer Case
- ATF in Air Filter
- Chain - Testing
- Check Your Transfer Case - From the U.S. Army. Requires Adobe Reader (Acrobat)
- Cooling
  - An Experiment Using Dryer Vent Tubes to cool the transfer case
  - External Cooling Pumps
- Cooling Loop Recall (or "Satisfaction Campaign") 1997-2000
- Fluid Change Intervals
- Fluid Level
- Installing a Temperature Gauge and Sensors
- Removal
- Rubber Plug
  - Recall Notice
- Shifting
- Temperatures
- Transfer Case Article - Detailed description, etc.
- Vent Line Modification
Transmission
- 4L80E Field Diagnostics/Service
- 4L80E Internal Wiring Harness
- 4L80E Troubleshooting - From the U.S. Army. Requires Adobe Reader (Acrobat)
- ATF in Air Filter
- ATF Vampire
  - Cooling Loop Recall (or "Satisfaction Campaign") 1997-2000
- Changing a T-400 3-Speed Transmission to a 4L80E 4-Speed
  - Replacing a T400 3-Speed Transmission With a 4-Speed Transmission (4L80E) in an Early Humvee (pre-A1) and Early 3-Speed Hummers - MS Word Document / As a PDF document
  - Compushift Tips and Info - MS Word Document
  - Measurements Humvee vs Hummer - MS Word Document
- Check Valve
- Designations
- Draining the GM TH400 Transmission
- Filters
- Mismarked Dipstick
- Naming Convention
- Removal of Roll Pins on Shift Selector
- Shifter Button
- Shifter Mechanism Rebuild
Transmission Fluid
- Temperatures - See Also Transfer Case Temperatures
Transmission and Transfer Case - By Mike Selig

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