Section 12 · Pages 191–284 (94 pages)

Hydra-Matic Transmission

From the 1956 Cadillac Shop Manual

The new 1956 Hydra-Matic, a step-gear automatic with fluid coupling, front, rear and reverse units, and a control valve assembly divided into four separately serviceable units reached through the oil pan. Theory of operation with power flow and hydraulic circulation diagrams for each range, followed by service information including the transmission diagnosis chart and manual and throttle (T.V.) linkage adjustments.

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What this section covers

  • Theory of operation
  • Hydraulic control and oil flow diagrams
  • Transmission diagnosis
  • Manual linkage adjustment
  • Throttle and T.V. rod adjustment
Year
1956
Make
Cadillac
Vehicle
Passenger Cars
Type
Service Manual
Models
Series 62, 60 Special (60S), 75 and 86 Commercial Chassis; Sedan deVille, Eldorado Seville
Publication
1098636
Pages
443

What’s inside

Shop manual

  1. Title Page and ContentsCover, title page with the 1956 coverage statement and part number, the Cadillac Craftsman Code pledge, and the section contents page with its index tabs.pp. 1–4
  2. 1General InformationForeword and arrangement of the manual, then model identification: engine serial and unit number locations, the engine unit number chart by series and equipment, body number plate, rear axle ratio identification numbers, Hydra-Matic, compressor, radio and Autronic Eye serial plates, and a table of models with wheelbase, length and starting engine numbers.pp. 5–7
  3. 3FrameX-type frame description for all series, checking frame dimensions with tram gauges or a plumb bob, checking for twist, front cross member replacement by bolting or welding, body bolt locations by body style, and torque tightness.pp. 8–10
  4. 4Chassis Suspensionpp. 11–33
  5. 5Power Steeringpp. 34–59
  6. 6Rear Axlepp. 60–69
  7. 8Engine Mechanicalpp. 70–103
  8. 9Engine Electricalpp. 104–131
  9. 10AEngine Fuel and Exhaustpp. 132–147
  10. 10BRochester Carburetorpp. 148–159
  11. 10CCarter Carburetor (Single and Dual)pp. 160–181
  12. 11Engine Coolingpp. 182–190
  13. 12Hydra-Matic Transmissionpp. 191–284
  14. 13Chassis Electricalpp. 285–296
  15. 14Bodypp. 297–383
  16. 15Chassis Sheet Metalpp. 384–389
  17. 16AAir Conditionerpp. 390–410
  18. 16BAutomatic Heating Systempp. 411–418
  19. 16CRadiopp. 419–423
  20. 16DElectric AntennaMotor-driven antenna with nylon cord mast drive: removal and installation, disassembly and assembly of the mast and housing, cleaning the rod, and curing moisture in the body tube or an antenna that will not raise or lower.pp. 424–426
  21. 16EAutronic Eyepp. 427–433
  22. 16FFog LampsBumper-mounted fog lamps with built-in turn signals and the ring switch at the headlamp control, plus the aiming procedure on a screen 25 feet away.pp. 434–434
  23. IndexAlphabetical subject index giving section page numbers (for example 7-12 or 16-A-9) for every procedure, chart and specification in the manual.pp. 435–443

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