1937-42 (15th->20th Series) - TRANSMISSION & OVERDRIVE
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SC = Service Counselor | SL = Service Letter | STB = Service Technical Bulletin | SSB = Studebaker Service Bulletin |
| Subject | Application | Document |
Adjustment, Transmission direct/second shift fork travel - finger/boss clearance | 1700-1-2-3-5 | |
Bearings, Care of Ball and Roller installation/removal damage - proper support | (all models) | |
Bearings, Rough Transmission Driving Shaft 1st/2nd gear service assemblies - lubricate prior to install | 17th-54th | |
Crank, Transmission Checking new special tool suggestion - fabricate locally | (not specified) | |
Drain Plug Wrench - Special Tools new required tools- transmission and Econo-Drive | 18th | |
Drive Shafts, Dont Fill...with Grease noise deadening - premature u-joint failure | (not specified) | |
Flange Nuts, Universal Joint new special tool - thin-walled socket | 120C-138CD; 115C; 1600-1-2 | |
Gasket Sets, Transmission parts available for service - part reference | 120-138CD; 115C; 1600-1-2; 1700-1-2-3-5; 18th-22nd | |
Gasket Sets, Transmission and Overdrive parts available for service - part reference | 17th-22nd | |
Gear Clash, Second Speed synchronizer operation - bearing lock ring burrs | 17th-54th | |
Gear Shift - Tool Number Correction linkage adjustment - steering aligning gauge | 19th | |
Gear Shift stiff, difficult - linkage alignment/adjustment | 19th | |
Gear Shift Anti-Rattler additional instructions - clearing steering gear dowel | 17th-18th | |
Gear Shift Anti-Rattler rubber anti-rattle button - 19th Series retrofit | 17th-18th | |
Gear Shift Lever Rattle bell crank - lubrication causes excessive movement | 17th | |
Gear Shift Levers (Handishift) alignment holes - lock rod for service safety | 1700-1-2-3-5 | |
Gear Shift Linkage shift lever drag - loose interlock block, levers, forks | 17th-20th | |
Gear Shifter Forks superseded design - larger pins/holes | 17th-20th | |
Gear Shifter Lever Rattle column production changes - anti-rattle spring/plug | 1700-1-2-3-5 | |
Gear Shifting in Cold Weather trouble - use of seasonal oils | (not specified) | |
Gear Shifts, Dont Fall Down on Fixing sticking in gear - summary of checks/adjustments | 17th-20th | |
Gears, Damage to Transmission...from Shifting gear clash - consequences | (not specified) | |
Gearshift Still Sticks, That lost motion reiterated - new forged column levers | 18th-21st | |
Gearshift Still Sticks, That lost motion, levers/interlock - column lever clearance | 18th-20th; (21st) | |
Interlock, Transmission Cover shift interlock block loose/worn - new service kit | 17th-20th | |
Linkage, Handishift sticking in gear - interlock block, linkage assist spring | 19th-20th | |
Linkage, Lost Motion in Handishift sticking in low, shifting to neutral - worn rubber grommets, new steel bushings | 17th | |
Locking in Gear - see also: Gear Shift (Gearshift) Interlock Linkage Lubricant Sticking in Gear | -- | -- |
Locking in Gear sticking in low, shifting to neutral - clutch free play, shift lever clearance | 18th-19th | |
Locking in Gear sticking in low, shifting to neutral - spring washer eliminated, new shims for lever clearance | 18th-19th | |
Lubricant, Transmission seasonal oils - viscosity issues | (all models) | |
Lubricants, Transmission warm weather, bearing noise - new Kendall 400 oil | (not specified) | |
Lubrication, Transmission - Econo-Drive summer/winter - viscosity issues, draining/filling | 17th; (18th) | |
Motor Period torsional disturbance - clutch/transmission jazz | (not specified) | |
Oil Seals damage, leaks - special tools, proper use | 19th-24th | |
Overdrive: Assemblies, Transmission and... no longer available - replace with standard transmission | 1703-5 | |
Overdrive: Bearing Pre-Load, Econo-Drive new spring washer, spacer - identification, installation | 1700-1-2-3-5 | |
Overdrive: Bearing Preload, Econo-Drive preload washers - cotter pins eliminated | 1700-1-2-3-5 | |
Overdrive: Cars, Econo-Drive new preload parts - first use, unit serial numbers | 1700-1-2-3-5 | |
Overdrive: Control, Econo-Drive adjusted too short - minimum knob/stop clearance | 17th | |
Overdrive: Cut-In Speeds, Econo-Drive higher speed governor, special service unit - part reference | 18th | |
Overdrive: Electromatic, Aero-Drive with delayed shift, second gear - proper operation | 19th | |
Overdrive: Failure To Get Into... checks - corrections | 17th-20th | |
Overdrive: Flange Nuts, Special Tool to Help Mechanic Tighten or Loosen Universal Joint new holding tool | 17th-22nd; (23rd-25th) | |
Overdrive: Free Wheeling Clutch roller clutch inoperative - springs reversed | 1700-1-1A-2-3-3A-5; 1800-1-1A; 1900-1-1A; 1951; 2000-01-10-11; (2100-01-11) | |
Overdrive: Governor Switch, Econo-Drive difficulty getting into reverse - lockout knob check for inoperative switch | 18th | |
Overdrive: Governor Switch, Econo-Drive flickering dash light, clicking solenoid - switch shaft worm gear, transmission driving gear | 18th | |
Overdrive: Governor Switch, Econo-Drive locked out of reverse, switch mechanism binding - realign guide pin | 18th | |
Overdrive: Governor Switch, Econo-Drive no reverse - guide pin adjustment reiterated | 18th | |
Overdrive: Governor Wrench new special tool - R-11 and older | 18th-23rd | |
Overdrive: Governor Wrench, Econo-Drive short wrench - clears X-member | 18th; (19th-22nd) | |
Overdrive: Governor, Aero-Drive 19th Series switch cover supersedes 18th - use of 18th Series governors | 18th-19th | |
Overdrive: Governors, Econo-Drive improper operation - new switch cover | 18th-19th | |
Overdrive: Ignition Cut Out Econo-Drive, decelerating - relay adjustment | 18th-20th; (21st) | |
Overdrive: Indicator Light, Aero-Drive always on - headlamp resistance unit bent. grounded | 19th (exc. 1951) | |
Overdrive: Indicator Light, Aero-Drive on, standing - fuse check | 19th-20th | |
Overdrive: Installation, Economy-Drive field upgrade not cost-effective | 17th | |
Overdrive: Kickdown Switch, Econo-Drive shorting against starter - incorrectly mounted | 1803-3A-4-5-6-7-8 | |
Overdrive: Lockout Sleeve no reverse - sleeve operational checks, lubricant viscosity | 17th-20th | |
Overdrive: Lubrication, Econo-Drive changes in pilot bearing, thrust washer - hypoid oil permitted, unit identification | 1700-1-2-3-5 | |
Overdrive: Lubrication, Econo-Drive hypoid oil approved - new plugs/tag | 1700-1-2-3-5 | |
Overdrive: Lubrication, Transmission - Econo-Drive summer/winter - viscosity issues | 17th; (18th) | |
Overdrive: Lubrication, Transmission and... operating issues, cold - lubricant recommendations | 17th-20th | |
Overdrive: Operating the Econo-Drive proper engagement point - wear, noise benefits | 17th; (18th) | |
Overdrive: Parking in Gear Econo-Drive, on hills - use reverse gear only | 1700-1-2-3-5 | |
Overdrive: Parts, Econo-Drive parts reference - illustrated | 17th | |
Overdrive: Rear Bearings, Econo-Drive - Correction film supplement - race reference | 1700-1-2-3-5 | |
Overdrive: Rear Bearings, Econo-Drive production change, larger bearing - revised service procedure | 1700-1-2-3-5 | |
Overdrive: Rear Bearings, Economy-Drive - Renewing and Preloading service procedure | 1700-1-2-3-5 | |
Overdrive: Reverse Lock-Out Switch, Econo-Drive new plunger switch, relay, wiring, operation - partial or full installation | 1700-1-2 | |
Overdrive: Sluggish Engagement (or Clunks) insufficient friction, stationary gear balk ring/plate - R-9 | 18th-21st (22nd) | |
Overdrive: Snap-Ring Pliers, Econo-Drive new special tool - driving shaft locking rings | 17th; (18th-22nd) | |
Overdrive: Solenoid Installation, Econo-Drive solenoid failure - spacer inverted | 18th-20th; (21st) | |
Overdrive: Solenoid Repair contact replacement reiterated - solenoid shipment restricted | 18th-20th; (21st) | |
Overdrive: Solenoid Repair overdrive inoperative, burnt contacts - new parts kit, installation | 18th-20th; (21st) | |
Overdrive: Solenoid, Waterproofing road splash - seal housing/cover, terminals with Permatex | 17th-20th; (21st) | |
Overdrive: Transmission Case Cover compatible with OD units - requires lockout plunger | 17th | |
Overdrive: Transmission Jazz rattle/buzz, engine period - new type clutch thrust washer, driven plate | 1801 | |
Overdrive: Wiring Diagram schematic - circuit operation, troubleshooting | 18th-20th | |
Overdrive: Wiring Diagram, Aero-Drive new model information | 20th | |
Servicing the Transmission overhaul procedure | 17th-21st | |
Shifter Lever Interference interference with rear motor support - rework existing stock, superseded part | 1703-3A-5; 1803-3A-4-5-6-7-8; 1903-3A-4-5-6-7-8; 2003-04-05-06-07-08-23-55; 2103-06-26 | |
Shop Manual Corrections (1938-1939) transmission oil capacity | 1603-4-5; 1703-3A-5 | |
Sticking in Low Gear loose detent block, forks, levers, rods - insufficient clutch clearance | 17th-20th | |
Transmission Service Units part number reference - supersedes parts book | 120-138CD; 115C; 1600-1-1A-1D-2; 1700-1-1A-2-3-3A-5; 18th; 1900-1-1A-3-3A-4-5-6-7-8 | |
Transmissions noisy, coasting/light throttle - heavier oil, new type clutch driven plate | 1600 | |
Transmissions parts shortage - substitute assemblies, speedometer cable | 1800-3-3A-4-5-6-7-8; 1903-3A-4-5-6-7-8; 2003-06; ?2004-05-07-08?; 2103-06 | |
Transmissions superseded - speedometer cable serviced separately | 20th? | |
Transmissions and Parts Now Available 1st/2nd speed driving shaft - back in stock | 1951; 2000-01-03-06-10-11; 21st | |
Transmissions and Parts Now Available assemblies, shafts, cluster gear - back in stock | 1951; 2000-01-03-06-10-11; 2100-01-11-30 | |
Transmissions and Parts Now Available clutch (input) shaft - back in stock | 1700-1-1A-2; 1800-1-1A; 1900-1-1A; 1951; 2000-01-03-06-10-11; 2100-01-11-30 | |
Transmissions and Parts Now Available countershaft cluster gear - back in stock | 120-138CD; 115C; 1600-1-1A-1D-2 | |
Transmissions, Service shipped dry, inspect syncromesh balls/springs - new special tool | (not specified) |
SC = Service Counselor | SL = Service Letter | STB = Service Technical Bulletin | SSB = Studebaker Service Bulletin |
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