Chevrolet 1977 light duty truck Service Manual page 127

The following caution applies to one or more steps in the assembly
procedure o f components in this portion o f the m anual as indicated at
a p propriate locations by the terminology "See Caution on page 1 o f this
Section".
CAUTION: T H I S F A S T E N E R
P A R T I N
V I T A L C O M P O N E N T S A N D S Y S T E M S , A N D / O R C O U LD R E S U L T
I N M A J O R R E P A I R E X P E N S E . I T M U S T B E R E P L A C E D W I T H
O N E OF T H E S A M E P A R T N U M B E R OR W IT H A N E Q U I V A L E N T
P A R T I F R E P LA C E M E N T B E C O M E S N E C E S S A R Y. DO N O T U SE A
R E P L A C E M E N T P A R T OF L E S S E R Q U A L I T Y OR O F S U B S T I ­
T U T E D E S IG N . T O R Q U E V A L U E S M U S T B E U S E D A S S P E C I ­
F IE D D U R I N G R E A S S E M B L Y TO A S S U R E P R O P E R R E T E N T I O N
OF T H I S P AR T.
G eneral D escrip tion ........................................................................ 2D-1
C-K M odels...................................................................................... 2D-1
G M o d e ls.......................................................................................... 2 D - 1
On Vehicle Service.......................................................................... 2D-4
Specifications.............................................................................. 2D-61,62
Special To ols.................................................................................... 2D-63
On the following pages, service procedures will be
given for com ponents on all 10-20-30 series trucks in C.
K and G models. Reference will be made, both in text
and illustrations, to vehicle model lines and to individual
model num bers within these model lines.
As an aid to identification o f specific models, the
following general descriptions are given.
Chassis/Cabs
All chassis cabs use "03 " as the model identification.
See figure 2D-1. Two-wheel drive units come in CIO,
C-20 an d C-30 series. Four-wheel drive units may be
either K-10 or K-20.
available.
Crew C ab/Chassis
Model n u m b e r " 6 3 " designates the crew cab/chassis
models. See figure 2D-2. Optional pickup boxes are
available.
SECTION 2D
T H A T I T CO U LD A F F E C T T H E P E R F O R M A N C E OF
C O N TE N TS OF T H IS SECTION
GENERAL DESCRIPTION
O ptional pickup boxes
BODY
I S A N I M P O R T A N T A T T A C H I N G
Coach
The four-door coach model num ber is "06". See
figure 2D-3. Base models have rear cargo doors. An
optional endgate with moveable window is available.
U tility
Utility models are designated with the n u m b e r "16".
See figure 2D-4. An optional removable roof is also
available.
Vans
are
G-Series Vans are available in three model nu m b er
designations. See figures 2D-5 and 2D-6. Vans without
body windows use
windows are " 0 6 " models; "03 " vans have an open cargo
area, as shown in figure 2D-6.
nu m b e r "05"; vans with body