7F-1
PAGE
SUBJECT-
TWO
SPEED
AUTOMATIC
TRANSMISSION
CONTENTS
OF
THIS
SECTION
PAGE
SUBJECT
Transmission
Identification 7F-1
Adjustments-Transmission
in Car
Neutralizer
Switch 7F-1
Shift
Control Linkage . 7F-3
Service
Operations-
Transmission
in Car
Shift
Linkage 7F-3
Park
Lock
Actuator Assembly, Inner
Park
Lock
and Range Selector
Lever
. 7F-3
Speedometer Drive
Gear,
Rear
Bearing
Retainer
Oil Seal or Bushing 7F-3
Governor
7F-4
Governor
Driven
Gear
7F-5
Vacuum
Modulator , 7F-6
Speedometer Driven
Gear
and Sleeve . . 7F-7
Downshift Solenoid 7F-10
Valve
Body 7F-10
Transmission
Removal and Installation . . . 7F-12
Transmission
Disassembly
Valve
Body,
Rear
Bearing Retainer,
Speedometer Drive
Gear
and Low Servo 7F-12
Oil
Pump,
Forward
Clutch
and Low Band 7F-13
Planetary
Gear
Set, Reverse
Clutch
and
Piston and
Lock
Mechanism .... 7F-13
Inspection and Overhaul of Individual
Components
Transmission
Case
............
7F-16
Park
Lock
Actuator Assembly, Inner
Park
Lock
and Range Selector
Lever
. 7F-17
Reverse
Clutch
and Piston
Forward
Clutch.
. .
Planet
Carrier
Low
Servo Assembly . .
Oil
Pump
Converter
Leak
Test
Converter
End Play Check
Transmission
Reassembly
Range Selector
Lever,
Shaft and
Parking
Lock
Actuator
Reverse Piston and
Clutch
Planetary
Gear
Set
Low
Servo, Low Band and
Forward
Clutch
. .
Determination of Selective
Thrust
Washer
Thickness . .
Oil
Pump
Low
Band Adjustment
Speedometer Drive
Gear
Rear
Bearing Retainer, Governor,
Vacuum
Modulator, Speedometer
Driven
Gear
and Valve Body . . .
Converter
Trouble
Diagnosis
Pressure
Checks
Torque
Specifications
Special
Tools . .
TRANSMISSION
IDENTIFICATION
The
identification data is located on the right side
of the transmission
(Fig*
7F-2).
The transmission
model, model year and the assembly
date
code
ap-
pear on the low servo cover. Whenever the servo
cover is replaced, it
will
be necessary to stamp all
of the
above
information on the new cover. Model
numbers are as follows:
LA
L-6
1
Bbl.
-
Tempest
LB
L-6
4
Bbl.
-
Tempest
LD
L-6
1
BbL,
A.Co
- Tempest
LF
L-6
1
BbL
-
Firebird
LG
L-6
4
BbL
-
Firebird
LH
L-6
1
Bbl.
-
A.C.
-
Firebird
MA
350
2
Bbl.
-
Tempest &
Firebird
MB
350 4
Bbl.
-
Tempest &
Firebird
MC
350
2
BbL,
A.C.
- Tempest
&
Firebird
The
car serial number is stamped on the
left
side
of all 1968 Tempest and
Firebird
transmissions
(Fig.
7F-1).
7F-17
7F-17
7F-21
7F-24
7F-24
7F-27
7F-27
7F-27
7F-28
7F-28
7F-30
7F-30
7F-31
7F-32
7F-33
7F-33
7F-33
7F-33
7F-33
7F-37
7F-38
7F-39
It
is very important that any communication con-
cerning a transmission contain all information from
the low servo cover and that all transmission parts
returned
to Pontiac Motor Division be
tagged
with
this information.
ADJUSTMENTS
WITH
TRANSMISSION
IN CAR
NEUTRALIZER
SWITCH
ADJUSTMENT
Console Shift Controls - (Figs. 7F-3, 7F-4)
Column
Shift Controls - (Figs. 7F-5, 7F-6)
If
the starter operates in any transmission shift
lever position other than
PARK
and
NEUTRAL,
the
starter
neutralizer must be adjusted as follows:
1. Insert blade of any adjusting
gauge
(J
22701
gauge
set) into
RESET
slot, exerting sufficient pres-
sure to insure full penetration (approx. 0.4") of the
blade (View A).
2. Slowly
move
upper gearshift lever to
LOW
po-
sition and remove the
gauge.
3.
Insert blade of "O"
gauge
into
ADJUST
slot,
move
shift lever to
PARK
position and remove ad-
justing
gauge.
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