GMC 4000 Series Service Manual page 527

Sec. 11
Page 516
SHEET METAL
NOTE: If collision repairs were made or if
new sheet metal parts were installed, it may be
necessary to re-align the sheet metal. This can be
accomplished by changing the length of radiator
shell strut rods, one each side of core (fig. 4).
NOTE: Slotted mounting bolt holes at rear of
hood center panel are provided to allow fore and
aft movement at top of shell. If necessary, loosen
lock nuts (fig. 4). Adjust rod length to obtain good
front end sheet metal alignment. Tighten lock nuts.
luster. Road elem ents are injurious to painted surfaces of vehicle.
These can be removed by regular washings. As an additional pro­
tection, polish vehicle, using a good grade of wax, 30 days after
delivery. Apply a coat of polish thereafter at least once a year.
G M C S E R V I C E M A N U A L
PROTECTION OF SHEET METAL FINISH
Proper protection and maintenance of finish will add to its
IMPORTANT: DO NOT OVER-ADJUST TO
CAUSE ENGINE FAN TO CONTACT CORE.
Adjustment to this extreme would indicate
collapsed mountings at engine or cab.
Each half of hood assem bly is adjustable in
side opening by means of slotted attaching bolt
holes in the two hinge straps. If necessary, loosen
hinge strap bolts and reposition hinge. After mak­
ing adjustment, tighten attaching bolts firm ly.