Pages 105–113 (9 pages)
Testing and Diagnosis
From the 1957 Pontiac Hydra-Matic Service Manual
Oil pressure test, TV pressure test and adjustment (20 to 22 pounds), road test procedure, shift speed chart, schematic oil circuit diagram, a lettered diagnosis guide for slipping, lock-up, shift and reverse faults, noise diagnosis and a list of oil leak points.
Read this section free, starting at page 105What this section covers
- Oil pressure test
- TV pressure adjustment
- Road test
- Shift speed chart
- Diagnosis guide
- Noise diagnosis
- Oil leaks
- Make
- Pontiac
- Models
- 1957 Pontiac Strato-Flight Hydra-Matic (P-57); 1956 differences in appendix
- Pages
- 132
What’s inside
Service manual
- Description and Operating InstructionsOperating the Strato-Flight Hydra-Matic: the P, N, DR (two driving positions), LO and R ranges, starting, cold weather, towing, pushing the car, fluid type and the P-57 serial number location.pp. 1–3
- Fundamental Principlespp. 4–37
- Periodic Service RecommendationsFluid level check every 2000 miles, fluid change every 25,000 miles, oil level indicator markings and new car and 2000 mile inspection items.pp. 38–38
- Adjustments With Transmission in CarThrottle control linkage and selector lever linkage adjustment using gauge pin J-2544, plus neutralizer switch adjustment so the starter works only in P and N.pp. 39–40
- Minor Services and RepairsChecking oil level, fluid capacity (about nine quarts after draining), draining and refilling, and replacing the rear seal, oil cooler adapter, extension housing, governor and control valve with the transmission in the car.pp. 41–43
- Removal of TransmissionEighteen-step procedure for removing the transmission, flywheel housing and torus assembly as a unit, using engine support fixture J-4732 and a transmission jack.pp. 44–44
- Disassembly of Units from Casepp. 45–52
- Disassembly of Units from Case (repeated pages)These eight scanned pages repeat the disassembly pages before them. The book's section on disassembly of individual units does not appear in this copy.pp. 53–60
- Cleaning and Inspection of Partspp. 61–73
- Assembly of Individual Unitspp. 74–91
- Assembly of Units into Casepp. 92–101
- Installation of TransmissionFitting oil cooler sleeves, raising the transmission on its jack, checking flex plate to flywheel clearance (.013 to .024 inch) with shims, and the closing steps. Page 103 is a repeat of page 102.pp. 102–104
- Testing and Diagnosispp. 105–113
- Torus Drain Back and Special ToolsFinishes the torus drain back discussion, then lists the special J-tools (Fig. 218) with illustration. Page 115 repeats page 114.pp. 114–116
- Specificationspp. 117–120







