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An Index to Service Information for 1937-42 (15th->20th Series) Packards

1937-42 (15th->20th Series) - SUSPENSION & STEERING

SubjectApplicationDocument
Bearings, Care of Ball and Roller
installation/removal damage - proper support
(all models)
Camber Adjustment
specification changed - new offset adjusting pilot
1900-1
Caster Adjusting Shims
tapers shims - holes revised to fit Super Eight
120-120C;
115C;
1500-1-2
Control Arm Expander, Lower - Tool Correction
socket number - T-handle wrench sold separately
(not specified)
Flood Zones, Cars in
dirt carried in - drain/refill differential, clean/repack wheel bearings
(all models)
Friction Lag, Measuring
clarification
1700-1-2-3-5
Front End Equipment
alternate, portable tools
(all models)
Front End Specifications
alignment - reference chart
120C;
115C;
15th-20th
Front Spring Adaptors
usage with 4-1/2-in. springs - replacing 4-in.
1801-1A-3-3A-4-5-6-7-8;
1901-1A;
2021
Front Spring Identification - 1937 Models
specifications - part reference
120C;
115C;
15th
Front Spring Squeaks
squeaks/clicks - reindexing bottom tapered end
1800-1-3-6
Front Spring Striking-Through
compression bumper gives way - shim fabrication/installation
1800-1-3-6
Front Springs
early, short springs superceded, spacer eliminated - identification
1601
Front Stabilizer Service Links
new tubular type - eliminates rattles
1800-1-3-6;
19th;
2000-01-03-06-10-11-20-21-23;
21st-22nd
Front Suspension Parts - Master Part List Correction
clarification - hearse/ambulance/bus applications
1701A-03A;
1801A-03A;
1901A-03A
Front Wheel Camber - Correction
Safe-T-fleX, upper support arm - spacer part number
120-120C;
115C;
15th
Front Wheel Camber
Safe-T-fleX, upper support arm - offset pilots vs. spacers, specifications
120-120C;
115C;
15th
Front Wheel Toe-In
extreme variation - front wheel support arm inner bushing
120-120C;
115C
1500;
1506-7-8
Front Wheel Toe-In
special tools required for pin bushing replacement - redesigned, rework locally
120-120C;
115C
1500;
1506-7-8
Horn Button and Emblem - Now Available
had been difficult to procure
17th-18th
Lateral Stabilizer
position - new clamping parts
1600-1-2
Lateral Stabilizer
rear sway control - reconnecting
(NOTE: page missing from archived document)
1600-1-2
Oil Seals, Leather
dry installation damage - soak in engine oil
(all models)
Rear End Pitch
front end stiff/bottoming ling pin lubrication, rebound clearance
(NOTE: page missing from archived document)
1600-1
Rear Spring (Squeaks)
covers eliminated - new Silenite inserts, brass oil cups, rebound clips
1600-1
Rear Spring - Parts Book Correction
incorrectly listed as front
1903
Rear Spring - Parts List Correction
incorrect part number
1800-1
Rear Spring Inserts
lubrication, rubber/Silenite decomposition - repacking lead type
1600-1-2;
1702-3-3A;
18th-20th;
(21st-22nd)
Rear Spring Inserts
soft ride, excessive strike-through - rubber/Silenite insert decomposition, replacement
1600-1-2;
1702-3-3A;
18th-20th;
(21st-22nd)
Rear Spring No. 367726
incorrectly listed as front
1904-07
Rear Springs - Save the Grease
rubber/Silenite deterioration
1600-1-2;
1702-3-3A;
18th-22nd
Rear Springs
new insert type springs, shock valving changed - reference chart
(NOTE: page missing from archived document)
1600-1-2
Rear Springs
new type separators, insulators and covers - do not lubricate
(NOTE: page missing from archived document)
1600-1-2
Rear Springs, Dont Lubricate
soft ride, clutch chatter - rubber/Silenite decomposition/replacement, repacking lead type
1600-1-2;
1702-3-3A;
18th-20th;
(21st-22nd)
Rear Springs, Squeaks - Insert Type
worn/oxidized inserts - inspection, reconditioning, replacement
1600-1-2;
1702-3-3A;
18th-22nd
Ride
friction lag - neutralizing springs, shock absorber alignment, lead spring buttons
18th
Ride
harsh, excessive fiction lag - shock alignment, neutralizing suspension
1700-1-2-3-5
Rides, 17th Series
softer ride - new compression/rebound valves, front/rear
1703
Rubber Bumpers - Rear
brake junction contacting floor - new rebound, reduced travel
(NOTE: page missing from archived document)
1600-1-2
Shock Absorber - Tool Suggestions
Houde shock valve wrench
1601-1A-1D-2
Shock Absorber Assembly - Parts Book Correction
incorrect application - Senior cars, RH-LH
(not specified)
Shock Absorber Camber Pilot Wrench
new special tools - required
(NOTE: page missing from archived document)
1507;
1607
Shock Absorber Fluid
Delco-Lovejoy vs. Houdaille - part reference
(NOTE: page missing from archived document)
(not specified)
Shock Absorber Fluid Gun
new special tool - dual-action
(not specified)
Shock Absorber Noise
squeak/grunt, binding/friction-lag - check alignment, Neetsfoot oil additive
1800-1
Shock Absorber Noise, Direct-Acting
Monroe vs. Delco - checks, corrections
18th
Shock Absorber Oil
cold weather - alcohol additive, softer ride
1601
Shock Absorber Valve Wrench
new special tools - required
(NOTE: page missing from archived document)
1601
Shock Absorber Valves
conventional and static types - different nuts required
1600-3-4-5;
1700-1-2-3-5
Shock Absorber, (Lateral) Fifth
17th Series feature - installation
16th
Shock Absorber, Servicing
ride complaints - front modification, rear overhaul/parts
1801-3-6;
19th (exc. 1951)
Shock Absorbers (Houdaille), Springs and
fluid type changed, new firmer valve - rear rebound bumper clearance, new longer design
1600-1
Shock Absorbers
Houdaille - inspection, service
(NOTE: page missing from archived document)
1601-2
Shock Absorbers
softer ride - new compression/rebound valves, front/rear
1700-1
Shock Absorbers Chart, Spring and
part number reference
120C-138CD;
115C;
15th
Shock Absorbers Chart, Spring and
reduced load springs, shock valving - high/low equipment
18th
Shock Absorbers, Aligning Front
changed position, LH-RH - modifications, identification
1700-1-2-3-5
Shock Absorbers, Changing Fluid in Houdaille
new fluid change procedure - eliminates unit replacement
1600
Shock Absorbers, Disassembling Direct-Acting
wrench slots tearing out - correction, prevention
18th
Shock Absorbers, Houdaille
final recommendations, loss of resistance - fluid, thermostatic valves
1600
Shock Absorbers, Houdaille
new design, superseding part- new adjustable type
1600-1-1A-2
Shock Absorbers, Parts for Direct Acting Rear
Monroe, Delco - supplier cross-reference
1801-3-6;
19th (exc. 1951)
Shock Absorbers, Rear
fluid capacity - proper disassembly/refilling
19th (exc. 1951)
Shock Absorbers, Spring and
part number reference - leaf insert location/type
19th (exc. 1951)
Shock Absorbers, Spring and
part number reference - leaf insert location/type
20th
Shock Absorbers, Springs and (Houdaille)
fluid type changed, new firmer valve - rear rebound bumper clearance, new longer design
1600-1
Shock Absorbers: Firm Ride
recommended valve combinations reference table
120C;
1500-2-8
Shock Absorbers: Special Tool Correction
piston rod thimbles oversize - check dimension, return/rework
18th
Shock Absorbers: Special Tools
new required tools - domestic/export sets
18th
Shop Manual Change - Alignment
checking toe-in
120-138CD;
115C;
15th-18th;
19th (exc. 1951)
Spring and Shock Absorbers - Correction
taxicab front spring - part number
1900
Spring and Shock Absorbers
part number reference - leaf insert location/type
19th (exc. 1951)
Spring and Shock Absorbers
part number reference - leaf insert location/type
20th
Spring and Shock Absorbers Chart
part number reference
120C-138CD;
115C;
15th
Spring and Shock Absorbers Chart
reduced load springs, shock valving - high/low equipment
18th
Springs and Shock Absorbers (Houdaille)
fluid type changed, new firmer valve - rear rebound bumper clearance, new longer design
1600-1
Springs, Airport Bus
front no longer available - return and recondition
1903
Springs, Safe-T-Flex
riding height reference - spacers available
120-138CD;
115C;
15th-17th
Stabilizers
front/rear roll control bars, tubular lateral shock absorbers - grommet compression, dimensions
17th-20th;
21st
Steering and Strike Through Correction
lack of control - shim shock absorber valve blow-off spring
18th
Steering Center Crank Lubrication
overlooked Zerk fitting
120-138CD;
115C;
15th-18th;
19th (exc. 1951);
?2001A-3A-4-5-7-8-20-21-23-30-55
Steering Column Alignment
stiff/binding, bearing snap - checks/adjustments
(not specified)
Steering Column Brackets, Correction
increased head room - part number correction, by chassis
1600-1-2
Steering Crank Centering Gauge
new special tools - required
(NOTE: page missing from archived document)
1600-1
Steering Crank Gauge
tool modification required
17th
Steering Crank Pin
new assembly, reduced wear - supersedes prior detail parts, proper lubrication
1700-1-2-3-5
Steering Cross Tube
adjusting clamp bolt striking torque arm - orient vertically
1507-8
Steering Cross Tube Dust Washer
replaced by conical spring
120C-138CD;
115C;
16th-19th;
(20th)
Steering Cross Tubes - Parts List Correction
detail parts no longer serviced - superseded by assemblies
18th-19th
Steering Gear Case Reconditioning Tools
new bushing tools - proper use
120-138CD;
115C.
1600
Steering Gear Cross Shaft Adjusting Locknut Wrench
new special tool - play adjustment
1500-6-7-8
Steering Gear Cross Shaft Adjusting Wrench
screw head enlarged - rework tool
1500-6-7-8
Steering Gears
overtightened frame bolts - crushed rubber insulator
19th
Steering Kick
severe/sensitive conditions - export type knuckle thrust bearings
1700-1-2-3-5
Steering Kick
use of export type bearings - application expanded
120-138CD;
115C;
1500-1-2;
1600-1-1A-1D-2;
1700-1-1A-2-3-3A-5
Steering Knuckle Bearings
return to ball thrust bearings, bronze king pin bushings - as in 18th
19th
Steering Knuckle Pin Burnisher
new special tools - required
(NOTE: page missing from archived document)
1603
Steering Knuckle Spacer Sleeve
new special tool - old and new style bushings
1600-1;
1700-1-3
Steering Rattle
gear shift anti-rattle screws - add flat washer
19th (exc. 1951)
Steering Stabilizers, Lubrication of
plunger, piston gland packing, ball joints - interval
(not specified)
Steering Wheel Fight
linkage adjustment, bronze bushings, blow-off valves reiterated- new steering lever with rubber bushings
18th
Steering Wheel Fight
steering linkage backlash - steering gear adjustments, steering crank indexing
1801
Steering Wheel Puller
new special tool
1700-1-3
Steering Wheel, Raising - Correction
application clarification - additional kit
19th (exc. 1951)
Steering Wheel, Raising
column shift, requires additional parts - new kit
18th
Steering Wheel, Raising
extended from 18th Series - equipment kit
19th (exc. 1951)
Support Arm Bearing, Front - Lubrication Caution
18th Series changes - excessive pressure
120-138CD;
115C;
15th-18th
Support Arm Inner Pin Bushing Aligner, Wheel
new special tools - required
(NOTE: page missing from archived document)
1600-1
Support Arm Inner Pin Bushing Removing and Replacing Tool - Sleeve
new special tool - front wheel toe-in, addition
120-138CD;
115C;
15th
Support Arm Inner Pin Bushing, Wheel - Special Tools
new required tools - aligner, installer
18th
Support Arm Pin Bearing
superseded part - late design, no oiler
120-138CD;
115C;
15th-20th
Support Bushing Bolt, Removing Wheel - Correction
clamp supplier error
120-138CD;
115C;
15th-18th;
19th (exc. 1951);
2001A-3A-4-5-7-8-20-21-23-30-55
Support Bushing Bolt, Removing Wheel
Safe-T-Flex suspension - tool fabrication, use
120-138CD;
115C;
15th-18th;
19th (exc. 1951);
2001A-3A-4-5-7-8-20-21-23-30-55
Support Bushing Repair Kit, Front Wheel
new service parts
120-138CD;
115C;
1600-1-2;
1700-1-1A-2-3-5;
18th;
19th (exc. 1951);
2001A-3A-4-5-7-8-20-21-23
Support Outer Bearing, Wheel - Special Tools
new required tools - aligner, driver
18th
Torque Arm
front suspension squeak/rattle - bracket interference, grind/straighten for clearance
1800-1-3-6
Wheel Hub Cap Puller
new special tool - front hub grease cap
1800

SC = Service Counselor
SL = Service Letter
STB = Service Technical Bulletin
SSB = Studebaker Service Bulletin

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Though previously published elsewhere, this work is provided with my full permission for display on the PackardInfo.com website and the personal use of visitors to that site. Any other unauthorized use, however, is expressly prohibited and may be subject to prosecution. Also, because this index was compiled from documents published by the factory, neither the author nor PackardInfo.com are responsible for errors in content arising from source information.

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