GMC 1982 Light Duty Truck, Service Manual, Page: 1033 / 1435

A U T O M A T IC T R A N S M IS S IO N 3 5 0 C -3 3
(1-2) IN TER M ED IATE CLUTCH
(R .N .D .) REVERSE, NEUTRAL
(2 -3 ) DIRECT
CLUTCH
EXHAUST
G O V E R N O R
L O W
M A N U A L L O W
M A N U A L LO W | Li )
V A LV E BORE
L O C A T IO N S
(1-2) IN TER M ED IATE
CLUTCH
C O N T R O L V A L V E
[3 -2 ) D E T E N T ,
M O D U L A T O R
2 -3 SHIFT VA LV E
M O D U L A T O R
(M O D . S .V .) M O D U L A T C
THRU D ETEN T V A L V E
DRIVE
(M O D . S .V .)
M O D U L A T O R
THRU D E T E N T
V A L V E
EX HA UST
M O D U L A T O R
IN TE R M E D IA TE ( L 2 )
R E G U L A T O R
M A N U A L LO W ( L j )
M A N U A L V A L V E
(3 -2 ) DETENT, M O D U L A T O R
(1-2) IN TERM EDIATE CLUTCH
G O V E R N C
S U C TIO N
REVERSE
(R .N .D .) REVERSE, N EUTRAL A N D DRIVE
CO NVERTER
( 2 -3 ) DIRECT CLUTCH
M A N U A L LO W ( L) J
F ig u re 3 5 0 C - 1 0 9 I d e n t if ic a t io n o f O il C h a n n e ls in V a lv e B o d y
T E F L O N O IL S E A L -N O T S E R V IC E A B L E
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35
r $ ” § flM A A M A # <“ *
3 3 31 30 2 9 2 8
-1 M A N U A L V AL V E A N D LINK ASSEMBLY
'
2 PRESSURE REGULATOR V AL VE
3 PRESSURE REGULATOR VALVE SPRING
4 REVERSE A N D M O D U L A T O R B OO ST V AL VE
5 I NTERMEDI ATE B OO ST VALVE
6 B O O S T V A L V E SLEEVE
. 7 R E T A I N I N G PIN
' 8 2- 3
s h i f t
V
a l v e
9 2 - 3 SHIFT V A L V E SPRING
10 2 -3 SHIFT C O N T R O L V AL VE
11 2-3 SHIFT C O N T R O L V AL VE SPRING
12 2 - 3 SHIFT C O N T R O L V AL VE SLEEVE
U 3 R E T A I N I N G PIN
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24 25 a 2‘
(m rrrn i « I ( T )
20 21 ^
USED ON KL MODEL ONLY
20 21
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1-2 SHI FT V AL V E
1-2 SHIFT C O N T R O L V AL VE
1-2 SHIFT C O N T R O L V AL VE SPRING
1-2 SHIFT C O N T R O L V AL V E SLEEVE
R E T A IN I N G PIN
f
19 M A N U A L L OW C O N T R O L V AL VE
20 M A N U A L L O W C O N TR O L V AL VE S PRING
21 PLUG
122 R E T A I N I N G PIN
[ 2 3 DETENT RE GU L AT OR VALVE
24 DETENT RE GUL ATO R V AL V E SPRING SEAT
I 25 DETENT RE GUL ATOR V AL V E SPRING
..26 R E T A I N I N G PIN
V A L V E B O D Y A S S E M B L Y
27 DETENT V AL V E
2 8 W AS H E R
2 9 DETENT V AL V E INNER SPRING
3 0 DETENT V AL V E OUTER SPRING
31 DETENT V AL V E OUTER SPRING SEAT
32 DETENT V AL V E SPRING RETAINER
33 DETENT V A L V E STOP
3 4 DETENT V AL VE A C T U A T I N G LEVER BRACKET
35 DE TE NT V A L V E A C T U A T I N G LEVER
36 R E T A I N I N G BOLT
3 7 R E T A IN I N G PIN
38 DIRECT CLUTCH A C C U M U LA TOR SPRING
39 OI L SEAL RI NG
4 0 D IR E C T C L U T C H 2-3 A C C U M U L A T O R P IS T O N
41 RETAI NER RI NG
5B7C205
Figure 3 5 0 C -1 10 Valve Body - Exploded