7 A -7 6 A U T O M A T IC T R A N S M IS S IO N
Installation
Installation of the modulator assembly and modulator
valve is the reverse of the removal. Use a new "O" ring
seal on the modulator assembly.
Adjust fluid level.
PARKING LINKAGE-10, 20 SERIES
Removal
1. Remove bottom pan and oil filter.
2. Unthread jam nut holding detent lever to manual
shaft.
3. Remove manual shaft retaining pin from case.
4. Remove manual shaft and jam nut from case.
NOTE: Do not remove manual shaft seal
unless replacement is required.
5. Remove parking actuator rod and detent lever
assembly.
6. Remove parking pawl bracket attaching screws and
bracket.
7. Remove parking pawl return spring.
NOTE: The following steps should be
completed unless part replacement is
required.
8. Remove parking pawl shaft retainer.
9. Remove parking pawl shaft, cup plug parking pawl
shaft, and parking pawl.
Installation
Installation of the parking linkage is the reverse of the
removal. Use new seal and cup plug, if removed, and
new bottom pan gasket.
REAR SEAL
Removal
1. Remove propeller shaft.
2. Pry seal out with screw driver.
Installation
All Models Except CM
1. Use a non-hardening sealer on outside of seal
body; and using Tool J-2139, drive seal in place.
2. Re-install propeller shaft.
Model CM
1. Use a non-hardening sealer on outside of seal
body; and using Tool J-21464, drive seal in place.
2. Re-install propeller shaft.
OTHER SERVICE OPERATIONS
The following operations when done as single operations
and not as part of a general overhaul should, as a
practical matter, be performed with the transmission in
the vehicle. Refer to the "Transmission Disassembly and
Reassembly" section of the Overhaul Manual for service
procedures.
1. Oil filler pipe and "O" ring seal.
2. Oil pan and gasket.
3. Down shift solenoid or connector.
4. Valve body spacer plate, gasket and check balls
5. Front accumulator piston.
6. Rear servo and rear accumulator assembly.
7. Rear band apply checking with Tool J-21370.
8-. Front servo assembly.
9. Speedo driven gear.
10. Case extension or gasket.
11. Filter and " 0 " ring.
12. Pressure switch assembly.
TRANSMISSION REPLACEMENT
Removal
Before raising the truck, disconnect the battery and
release the parking brake.
1. Raise truck on hoist.
2. Remove propeller shaft.
3. Disconnect speedometer cable, electrical lead to
case connector, vacuum line at modulator, and oil
cooler pipes.
4. Disconnect shift control linkage.
5. Support transmission with suitable transmission
jack.
6. Disconnect rear mount from frame crossmember.
7. Remove two bolts at each end of the frame
crossmember and remove crossmember.
8. Remove converter under pan.
9. Remove converter to flywheel bolts.
10. Loosen exhaust pipe to manifold bolts approxi
mately 1/4 inch, and lower transmission until jack
is barely supporting it.
11. Remove transmission to engine mounting bolts and
remove oil filler tube at transmission.
12. Raise transmission to its normal position, support
engine with jack and slide transmission rearward
from engine and lower it away from vehicle.
13. Use converter holding Tool J-5384 when lowering
transmission or keep rear of transmission lower
than front so as not to lose converter.
Installation
The installation of the transmission is the reverse of the
removal with the following additional steps.
LIGHT DUTY TRUCK SERVICE MANUAL
Summary of Contents for Light Duty Truck 1973
Page 1: ......
Page 4: ......
Page 6: ......
Page 53: ...HEATER AND AIR CONDITIONING 1A 27 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 115: ...LIGHT DUTY TRUCK SERVICE M A N U A L HEATER AND AIR CONDITIONING 1A 89...
Page 123: ...BODY 1B 3 Fig 6 Typical 06 Van LIGHT DUTY TRUCK SERVICE MANUAL...
Page 149: ...BODY 1B 29 Fig 84 Body Mounting 06 Fig 85 Body Mounting 14 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 171: ...LIGHT DUTY TRUCK SERVICE M A N U A L Fig 2 Frame Horizontal Checking Typical FRAME 2 3...
Page 173: ...LIGHT DUTY TRUCK SERVICE M A N U A L Fig 4 10 30 Series Truck Frame FRAME 2 5...
Page 174: ...2 6 FRAME LIGHT DUTY TRUCK SERVICE MANUAL Fig 5 Underbody Reference Points G Van...
Page 185: ...FRONT SUSPENSION 3 11 Fig 16 Toe out on Turns LIGHT DUTY TRUCK SERVICE MANUAL...
Page 224: ......
Page 266: ......
Page 351: ...ENGINE 6 15 Fig ID Sectional View of Eight Cylinder Engine LIGHT DUTY TRUCK SERVICE MANUAL...
Page 375: ...EN G IN E 6 39 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 376: ...6 4 0 ENGINE LIGHT DUTY TRUCK SERVICE MANUAL...
Page 377: ...ENG IN E 6 41 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 378: ...LIGHT DUTY TRUCK SERVICE MANUAL Fig 37L K Series Engine Front Mount 6 42 ENG INE...
Page 400: ...6 6 4 ENG INE LIGHT DUTY TRUCK SERVICE MANUAL...
Page 401: ...ENG IN E 6 65 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 402: ...6 6 6 ENGINE LIGHT DUTY TRUCK SERVICE MANUAL...
Page 403: ...E NG IN E 6 67 Fig 36V C Series Engine Mounts LIGHT DUTY TRUCK SERVICE MANUAL...
Page 410: ......
Page 423: ...EN G IN E C OOLING 6K 13 Fig 16 Overheating Chart LIGHT DUTY TRUCK SERVICE MANUAL...
Page 424: ...6 K 1 4 ENG INE COOLING Fig 17 Coolant Loss Chart LIGHT DUTY TRUCK SERVICE MANUAL...
Page 456: ...6M 32 ENGINE FUEL Fig K15 Accelerator Controls G Van L 6 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 492: ......
Page 512: ...Fig 18e Vacuum Advance Diagram V8 Engine...
Page 516: ...6 T 2 4 E M IS S IO N CONTROL SYSTEMS LIGHT DUTY TRUCK SERVICE MANUAL...
Page 528: ......
Page 590: ......
Page 593: ...CLUTCHES MANUAL TRANSMISSIONS 7M 3 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 598: ...7M 8 CLUTCHES MANUAL TRANSMISSIONS LIGHT DUTY TRUCK SERVICE MANUAL...
Page 642: ......
Page 654: ......
Page 743: ...FUEL TANKS AND EXHAUST 8 13 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 744: ...8 14 FUEL TANKS AND EXHAUST LIGHT DUTY TRUCK SERVICE MANUAL...
Page 760: ...8 30 FUEL TANKS AND EXHAUST Fig 40 Exhaust Pipe P Models LIGHT DUTY TRUCK SERVICE MANUAL...
Page 761: ...FUEL TANKS AND EXHAUST 8 31 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 763: ...FUEL TANKS AND EXHAUST 8 33 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 766: ......
Page 832: ...LIGHT DUTY TRUCK SERVICE MANUAL Fig 106 Power Steering Pump Mounting Typical 9 66 STEERING...
Page 833: ...PUMP ASSEMBLY STEERING GEAR TYPICAL SMALL V8 TYPICAL LARGE V8 STEERING 9 67...
Page 861: ...STEERING 9 95 Fig 134 Power Steering Pump Leakage LIGHT DUTY TRUCK SERVICE MANUAL...
Page 864: ......
Page 876: ......
Page 886: ...11 10 CHASSIS SHEET METAL LIGHT DUTY TRUCK SERVICE MANUAL...
Page 891: ...ELECTRICAL BODY AND CHASSIS 12 5 LIGHT DUTY TRUCK SERVICE MANUAL...
Page 934: ......
Page 942: ......
Page 970: ......
Page 972: ......
Page 974: ......
Page 976: ...V...
Page 978: ......
Page 979: ......