14-1
FRONT
AND
REAR
BUMPERS
CONTENTS
OF
THIS
SECTION
SUBJECT
PAGE
General Description 14-1
Front
Bumpers 14-1
Pontiac
....................
14-1
Tempest 14-1
Firebird
14-1
GENE1AL
DESCRIPTION
Front
and rear bumpers are of one piece con-
struction
except Pontiac's
front
vertical extension
which
is a
separate
piece. The reinforcements,
attachment
bars
and
braces
provide maximum sup-
port
and proper
clearances
between bumper and
sheet
metal. All
front
bumpers are peripheral in
design incorporating the
grille
shells
within
the
structure.
BUMPER
ADJUSTMENT
Attachment
of bumpers is such that slotted holes
in
the frame and bumper to frame attachment
bars
provide
fore
arid
aft lateral as
well
as vertical
adjustment.
FIONT BUMPERS
REMOVE
PONTIAC
BUMPER
(Fig. 14-1)
1.
Disconnect parking
lights,
headlights and vac-
uum
hoses
(Grand
Prix
only).
2.
Remove valance panel.
3. Support bumper. Remove frame attaching bolts
and loosen bumper at radiator
baffle.
With
aid of
helper, remove bumper
from
car.
4.
Remove all reinforcement bar to frame at-
taching
bars
and
braces.
5. Remove headlight assemblies.
NOTE:
To disassemble
Grand
Prix
headlight
mechanism, see Fig. 14-2.
6. Remove
front
vertical extension.
7. Remove
grille
shells (Fig. 14-3 and 4).
8.
Remove face bar reinforcement.
REMOVE TEMPEST BUMPER
(Fig. 14-5)
1.
Disconnect parking
lights,
headlights and vac-
uum
hoses
(GTO
only).
SUBJECT PAGE
Rear
Bumpers 14-2
Pontiac or Tempest 14-2
Firebird.
14-2
GTO
Endura Front Bumper - 14-4
2.
Remove valance panel.
3. Support bumper and remove frame attaching
bolts.
With
aid of helper, remove bumper assembly
from
car.
4.
Remove all reinforcement bar to frame at-
taching
bars
and
braces.
5. Remove headlight assemblies,
NOTE:
To disassemble GTO headlight mecha-
nism,
see Fig. 14-6.
6. Remove
grille
shells (Figs. 14-7 and
8).
7. Remove face bar reinforcement.
REMOVE FIREBIRD BUMPER
1.
Remove radiator support to fender
gussets
using
J 22413 (Fig. 14-9).
NOTE:
Pozidrive
screws
are used to secure the
front
fender to radiator support gussets and the
rear
license
plate bracket. These
screws
may re-
quire
a No. 4
Pozidrive
bit, J 22413, to be
removed
2.
Disconnect headlamps.
3. Remove frame bar to frame bolts and remove
bumper and
grille
assembly
from
vehicle.
4.
Disassemble bumper and
grille
assembly to
replace face bar (Fig. 14-10).
REPLACE
BUMPERS-ALL
1.
To
install,
reverse
above procedures making
sure
the
front
bumper is properly aligned
with
the
front
end
sheet
metal. Use shims if
necessary.
2.
Torque all face bar to attachment bar bolts
25 lb. ft. and all attachment bar to frame bolts 70
lb.
ft.
NOTE:
Always check headlight aim whenever any
front
bumper is removed or readjusted.