Troubleshooting
24
Problem Probable cause Possible solution Reference
Oil leak Lubricant above proper
level
Clogged breather
Worn or damaged oil
seals
Housing capscrews not
properly tightened or
lack of sealant
Cracked or damaged
housings
Correct to proper lubricant
level
Verify an clean breather
Replace
Reassemble applying sealant
and torque properly
Replace or repair damaged
parts
Recommended
lubricant, in this manual
As to this manual
instructions
As to this manual
instructions
Requires specic
procedure
Transmission slips
out of gear
Gear shift lever console
out of position, forcing
the lever
Worn or damaged
synchronizer
assemblies
1st/2nd and 3rd/4th
synchronizer hub
swapped (anti-escape
relief)
Mainshaft or
countershaft end play
improperly adjusted
Worn or damaged
shifting system
components (gear shift
lever, shift yokes, bars,
shift blocks, etc.)
Adjust console
Replace synchronizer
assemblies
Remove and assemble
properly
Adjust end play
Replace worn or damaged
parts
As to vehicle’s
instruction manual
Synchronizer
assemblies, in this
manual
Synchronizer , in this
manual
End play adjustment, in
this manual
As to this manual
instructions