The SquareBody Reference Library

Part #s, RPO Codes, TSB's, Cast #'s, etc

Owners Manuals

Threads
23
Posts
226
Threads
23
Posts
226
Copymutt
Looks to be a plethora of useful info here

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FireTruck1984
RPO Code Z49 - Canadian Export Base Equipment
Replies
1
Views
55
Doppleganger
Doppleganger
B
1987 V10 with mismatch Trailer/RPO Code stickers
Replies
8
Views
116
Keith Seymore
Keith Seymore
M
My new square rolled in. pic of parts decal.
2 3
Replies
35
Views
768
Keith Seymore
Keith Seymore
GMC865-0
1986 GMC 305 Dual Tank Fuel Issue
Replies
8
Views
282
Big Chip
Big Chip
Ken B
Fuel Sending Unit
2
Replies
23
Views
430
AuroraGirl
AuroraGirl
flon3y
Air Cleaner Fitting - Part Number?
Replies
2
Views
63
flon3y
flon3y
cstew47
Ball joint replacement.
Replies
4
Views
165
cstew47
cstew47
M
1979 rear bumper
Replies
8
Views
153
Bennyt
B
Mark Desaulniers
Fender Badge Question
Replies
1
Views
126
RetroC10Sport
RetroC10Sport
NastyRay
HELP!?
Replies
14
Views
255
Rusty Nail
Rusty Nail
FireTruck1984
Body Plate Location ?
Replies
11
Views
146
78C10BigTen
78C10BigTen
Cragmor
Submodel question
Replies
6
Views
149
75gmck25
75gmck25
Raider L
engine number
Replies
6
Views
114
Bextreme04
Bextreme04
C
Gentlemen Jim 1975 gmc
2 3
Replies
37
Views
721
75gmck25
75gmck25
S
What years am I dealing with here?!
2
Replies
21
Views
486
SideStepT2020
S
K
Frame VIN Locations
Replies
5
Views
193
Keith Seymore
Keith Seymore
El Perdido
Shop Manual
Replies
2
Views
110
Ken B
Ken B
M86K10SS
CUCV Data Tag
Replies
2
Views
53
Frankenchevy
Frankenchevy
GTP51
Engine number decode help
Replies
3
Views
72
GTP51
GTP51
brian83crewcab
Lift and tires
Replies
7
Views
169
shiftpro
shiftpro
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