GMC 1982 Light Duty Truck Service Manual page 163

affect the perform ance of vital com ponents and systems, an d /o r could result
in m ajor repair expense. They m ust be replaced with one of the sam e part
num ber or with an equivalent part if replacem ent becomes necessary. Do not
use a replacem ent part of lesser quality or substitute design. Torque valves
m ust be used as specified during reassem bly to assure proper retention of
these parts. For prevailing torque nut(s) and bolt(s), refer to the "R euse of
Prevailing T orque N u t(s) and B olt(s)" ch art in Section 10.
G eneral D e s c r ip tio n ...........................................................................................2D-1
On Vehicle Service
C -K M o d e ls ...................................................................................................... ..2D-4
G M o d e l s .............................................................................................................2D-38
S pecifications .................................................................................................... ..2D-63
Special Tools ...................................................................................................... ..2D-65
Fig. 2D -T-Typical C hassis/C ab M odel
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. R eference will be made, both in text and
SECTION 2D
CAB AND BODY
N O TIC E Fasteners are im portant attaching parts in th a t they could
CONTENTS OF THIS SECTION
GENERAL DESCRIPTION
illustrations, to vehicle model lines and to individual model
num bers within these model lines.
As an aid to identification of specific m odels, the
following general descriptions are given.
Chassis/C abs
Chassis cab models see figure 2D-1. Two-wheel drive
units come in CIO, C-20 and C-30 series. Four-wheel drive
units may be either K -10 or K-20. O ptional pickup boxes are
available.
C re w C ab /C h assis
Crew cab/chassis models see figure 2D-2. O ptional
pickup boxes are available.
Suburban
Suburban model see figure 2D-3. Base models have
rear cargo doors. An optional en d gate w ith m oveable
window is available.
U tility
U tility vehicle models see figure 2D-4. Are available
with a removable roof or a convertible roof.
V ans
G-Series Vans are available in three models See figures
2D-5 and 2D -6. V ans w ithout body w indow s a n d /o r
passenger seats, sport vans with body w indows and
passenger seats and com m ercial cutaw ay vans as shown in
figure 2D-6.
Anti-Corrosion Info rm ation
"A nti-corrosion m aterials have been applied to the
in terior surfaces of som e m etal panels to provide rust
resistance. W hen servicing these panels, areas on which this
m aterial has been disturbed should be properly recoated
with service-type anti-corrosion m aterial."
BODY 2D-1