ECU CHEVROLET CAMARO 1967 1.G Chassis Workshop Manual

ELECTRICAL-BODY AND CHASSIS 12-59

NOTE: it may be necessary at this point to

rotate the armature slightly before the worm

will engage with the worm gear.

5.
Rotate the case as required to align the holes in the

case with those in the housing.

6. Being very careful not to pinch any of the motor

leads between the case and edge of the field, push the

case onto the field until it butts against the housing.

7.
Secure case to housing with two tie bolts.

8. Install end-play adjusting screws and locknut and

adjust end-play by tightening adjusting screw finger

tight; then back off screw 1/4 turn and tighten

locknut.

GEAR BOX SECTION

The gear box section is subdivided into two areas, (A)

the relay control and latching mechanism and (B) the

drive gear mechanism.

A—Relay Control and Latching Mechanism:

Disassembly

1.
Remove four screws which secure the washer pump

assembly to gear box.

2.
Refer to Figure 97. Disconnect coil spring, remove

"E"
ring and lift the latch and follower assembly off

the pivot pin and relay armature.

3.
Remove the stop assembly retaining screw. This

will permit the stop assembly to be moved as neces-

sary to allow clearance for removing the relay con-

trol assembly.
Fig.
100 - Assembly Gear and Eccentric Shaft

4.
Remove the two screws that secure the relay control

assembly.

5.
Lift the relay control assembly out of the gearbox

and unsolder leads as required.

Reassembly

1.
Solder existing green and yellow wiper leads to relay

control switch and solder the relay coil Iea4 to the

wiper unit terminal board as shown in Figure

B—Drive Gear Mechanism:

Disassembly

Refer to Figure 84 unless other wise specified.

1.
Remove the crank arm retaining nut (No. 1).

2.
Remove crank arm (No. 2), snap ring (No. 3) and

rubber seal (No. 4).

3.
Remove the retaining ring (No. 5), end play washers

(No.
6), shield (No. 7) and spacer washer (No. 8).

4.
Follow Steps 1 through 3 under relay control and

latch mechanism disassembly.

Fig.
99 - Lock and Drive Pawi Mechanism
Fig.
101 - Drive Gear Mechanism Installed

CHEVROLET CHASSIS SER\

ELECTRICAL-BODY AND CHASSIS 12-60

....
£
VALVE ASSEMBLY

mm

BROWN
*yr

RED '
WATER

INTAKE

PORT

|f|i

Wjjm WATER

|HP DISCHARGE

W PORTS

WASHER

PUMP

ASSEMBLY

Fig.
102 - Washer Pump Assembly

5. Remove gear mechanism from the gear box and slide

spacer washer (No. 9) off the gear assembly eccen-

tric shaft.

6. Slide the drive plate and shaft assembly (No.. 11) out

of the gear, assembly, remove the lock and drive

pawls (Nos. 12 and 13) and remove the coil spring

(No.
14).

Reassembly

1.
Assemble lock and drive pawls to the shaft and drive

plate assembly as shown in Figure 99.

2.
Install the assembled parts from Step 1 in the gear

and eccentric shaft as shown in Figure 100.

3.
Connect the coil tension spring between the lock and

drive pawls (fig. 100).
4.
Reinstall spacer washer on the eccentric shaft of the

gear.

5. Reinstall gear mechanism in the housing as shown in

Figure 101.

6. Reassemble the parts removed in Steps 1 through 4

under drive gear disassembly.

The washer pump and/or valve assembly (fig. 102) may

be removed from the wiper assembly as a unit; therefore

it is- not necessary to remove the. wiper assembly from

the vehicle if only the washer pump and/or valve assem-

bly requires service.

WASHER PUMP SECTION

PUMP REPLACEMENT

. To replace the washer pump assembly proceed as

follows:

1.
Raise vehicle hood and remove engine distributor

shielding and distributor cap.

2.
Remove lead wires from washer pump and disconnect

ground wire from screw retained connector; discon-

nect hoses from valve unit.

3.
Remove four screws which secure the washer pump

assembly to the gear box.

a* The water inlet and outlet valve assembly is

serviced as a unit if required; also the rotor cam

is serviced separately.

4.
Install washer pump and cover assembly so that the

slot in the washer pump cam fits over the pin on the

wiper unit drive plate.

5. Install the four washer pump to gear box retaining

screws, position ground lug under lower screw.

6. Connect valve inlet and outlet hoses, attach ground

lead and washer pump lead wires.

7. Install engine distributor cap and shielding.

8. Lower hood and check operation of wiper unit.

SPECIAL TOOLS

J-21932

BEZEL NUT REMOVER

Fig.
103 - Special Tools

CHEVROLET CHASSIS SERVICE MANUAL

SECTION 13

RADIATOR AND GRILLE

INDEX

Page Page

General Description 13-1 Repairs 13-4

Radiator and Shroud-All Vehicles (Except Corvette) . . . . 13-1 Installation 13-4

Removal 13-1 Grille Assembly - Chevy II 13-4

Installation 13-1 Removal . 13-4

Radiator and Fan Shroud - Corvette . . . . 13-1 Repairs 13-5

Fan Shroud Replacement 13-1 Installation . 13-5

Aluminum Radiator 13-1 Grille Assembly - Corvette 13-5

Copper Radiator . 13-1 Removal . . . . 13-5

Grille Assembly - Chevrolet 13-2 Installation ....*... 13-5

Removal 13-2 Grille Assembly - Caxnaro 13-5

Repairs 13-3 Removal 13-5

Installation 13-3 Repairs . 13-6

Grille Assembly - Chevelle 13-3 Installation . . 13-6

Removal 13-.Q

GENERAL DESCRIPTION

Radiator assemblies are attached by cap screws either the radiator and shroud are basically the same for each

to the radiator support or radiator shroud, depending on vehicle,

the engine installation of each vehicle. The Camaro fan

Shroud is mounted in two bottom slots and secured by one NOTE: Refer to the Fisher Body Service Man-

bolt at the top. Removal and installation procedures for ual for Body, Section IX for Sheet Metal, Section

14 for Bumpers, and Section 1A for Air Condi-

tioning information when required.

SERVICE OPERATIONS

RADIATOR
AND
SHROUD—ALL VEHICLES
NOTE: Reach upper two shroud bolts from top,

(EXCEPT CORVETTE)
between hood and radiator support. Reach lower

4 by reaching around front edge of open hood.

Removal

1.
Drain radiator. 4.- Remove shroud carefully (tilt rearward, then lift up

2.
Disconnect inlet and outlet radiator hoses, and Pow- to clear fan blades).

erglide cooler lines if vehicle is so equipped. 5. Reverse procedure to install, fill cooling system and

3.
Remove radiator and shroud attaching screws and lift check for leaks.

radiator and shroud out of vehicle.

Aluminum Radiator

Installation

NOTE:
Refer to Figures 1 through 5 for radi- Removal and Installation

ator fan and shroud assembled positions for each 1. Remove shroud as previously outlined.

vehicle. Reverse removal procedures, fill cool- 2. Disconnect lower raciiator hose at either end.

ing system and check for leaks. 3. Remove radiator upper mount bracket bolts and

bracket, then lift radiator from vehicle.

RADIATOR AND FAN SHROUD-CORVETTE 4. Reverse procedure to install.

Fan Shroud Replacement (Fig. 4) Copper Radiator

1.
Drain radiator and open hood. (Install a bolt in hole

of hood support bracket for safety purposes.) Removal and Installation

2.
Disconnect upper radiator hose and supply tank hose 1. Remove hood panel assembly after scribing bracket

at radiator connection. location.

3.
Remove shroud bolts. 2. Drain radiator and disconnect radiator hoses.

CHEVROLET CHASSIS SERVICE MANUAL

RADIATOR AND GRILLE 13-2

Fig.
1 - Radiator and Shroud - Chevrolet

3.
Remove fan.

4.
Remove bolts along top of radiator support, right and 4.

left radiator hold down clamps, and shroud center

bracket.

5. Remove horns and bolts retaining fan shroud to radi- 5.

ator support.

6. With helper, work radiator and fan shroud from vehi-

cle.

7. Reverse procedure to install. 6.

7.

GRILLE ASSEMBLY-CHEVROLET

Removal (Figs. 6 and 7)

1.
Raise hood and disconnect battery leads. 8.

2.
Remove bumper (Section 14).

3.
Remove bolts securing hood catch assembly to radi-

ator support, hood catch support and tie bar, and re- 9.
move hood catch from vehicle.

Remove screws attaching headlamp bezels to grille

reinforcements, fenders, and filler panel. Remove

bezels and headlamps from vehicle. •

Remove screws and rivits- from each fender trim

plate and remove fender trim plates with reinforce-

ments from vehicle. Refer to Figure 6 for attaching

hardware locations.

Remove rivits securing top of grille to tie bar.

Remove screw and rivits securing bottom" of grille to

filler panel and remove grille. If necessary, remove

nuts attaching name plate to grille and replace name

plate.

Remove screws attaching hood catch support to radi-

ator support and filler panel and remove catch sup-

port from vehicle. -

Remove screws attaching tie bar to fenders, radiator

CHEVROLET CHASSIS SEJMCE MANUAL

RADIATOR AND GRILLE 13-3

Fig.
2 - Radiator and Shroud - Chevelle

support, and grille reinforcements and remove tie

bar.

10.
Remove screws securing grille reinforcements to

filler panel and remove reinforcements.

11.
Remove filler panel attaching hardware and remove

filler panel from vehicle.

Repair

If tie bar, filler panel, hood latch support, or any other

components removed are undamaged, they may be used

for the new grille installation. Where rivets were re-

moved, make new attachments using screws and nuts,

patent clips, or rivets.
Installation

Install grille and related components following the re-

moval procedure in reverse order. Refer to torque

specifications in rear of manual for correct torque

values.

GRILLE ASSEMBLY-CHEVELLE (Fig. 8)

Removal

1.
Raise hood and disconnect battery leads.

2.
Remove screws from each headlamp bezel and re-

move headlamp bezels from vehicle. Remove head-

lamps.

CHEVROLET
Ch
SERVICE MANUAL

RADIATOR
AND
GRILLE
13-4

Fig. 3 - Radiator and Shroud - Chevy II

3.
Remove screws and nuts attaching grille extensions

to fenders and remove grille extensions.

'
4. Remove rivets attaching top of grille to tie bar.

5.
Remove screws attaching hood latch plate to tie bar,

catch support bracket, and radiator support and re-

move latch plate from vehicle.

6. Remove rivets securing grille reinforcements to tie

bar and filler panel and remove reinforcements.

7. Remove screws attaching tie bar to fenders, hood

catch
•
support, and radiator support and remove tie

bar.

8. Remove bumper (Section 14).

9. Remove rivet and screw securing hood catch support

to filler panel and radiator support and remove catch

support from vehicle.

10.
Remove rivets securing bottom of grille to filler

panel and remove grille.

11.
Remove attaching hardware securing filler panel and

filler panel reinforcements to fenders, fender

braces, and radiator support, and remove filler

panel.

12.
If necessary, remove nuts attaching name plate to

grille and replace name plate.
Repair

If any components removed are undamaged, they may

be used for the new grille installation. Where rivets

were removed, make new attachments using screws and

nuts,
patent clips, or rivets.

Installation

Install grille and related components following the re-

moval procedure in reverse order. Refer to torque spec-

ifications in rear of manual for correct torque values.

GRILLE ASSEMBLY-CHEVY
I! (Fig. 9)

Removal

1. Raise hood and disconnect battery leads.

2.
Remove bumper (Section 14).

3.
Remove screws and nuts securing hood catch assem-

bly to radiator support, grille, and catch support

bracket and remove catch from vehicle.

4.
Remove screws from each headlamp bezel and re-

move bezels from vehicle. Remove headlamps.

5.
Remove screws securing hood catch support to filler

panel and radiator support and remove catch support.

CHEVROLET CHASSIS SERVICE MANUAL

RADIATOR AND GRILLE 13-5

Fig.
4 - Radiator and Shroud - Corvette

attaching top of grille to left and GRILLE ASSEMBLY—CORVETTE (Fig. 10)

10.
Remove screws

right supports.

Remove rivets securing bottom of grille to filler

panel, support assemblies, and reinforcements and

remove grille from vehicle.

If necessary, remove rivets, screws, and retainers

securing reinforcements and name plate to grille and

replace reinforcements and name plate.

Remove screws attaching left and right supports and

remove supports.

Remove attaching hardware securing filler panel and

remove filler panel from vehicle.

Repair

If any components removed are undamaged, they may

be Used for the new grille installation. Where rivets

were removed, make new attachments using screws and

nuts,
patent clips, or rivets.

Installation

Install grille and related components following the re-

moval procedure in reverse order. Refer to torque spec-

ifications in rear of manual for correct torque values.
Removal

1.
Raise front of vehicle.

2.
Remove front bumper (Section 14).

3.
Remove grille retaining screws.

4.
Remove grille from vehicle.

Installation

Install grille and related components following the re-

moval procedure in reverse order. Refer to torque spec-

ifications in rear of manual for correct torque values.

GRILLE ASSEMBLY-CAMARO (Fig. 11)

NOTE:
If necessary to remove retractable

headlamp cover only, refer to Section 12.

Removal

1.
Raise hood and disconnect battery leads and remove

battery.

2.
Remove bumper (Section 14).

3.
Remove screws securing hood catch assembly to

CHEVROLET CHASSIS SERVICE MANUAL

RADIATOR AND GRILLE 13-6

VIEW A
VIEW B

V-8 ENGINE
RADIATOR

FAN GUARD

(L-6 ENGINE)

VIEW

Fig.
5 - Radiator and Shroud - Camaro

grille header panel, catch support bracket, and radi-

ator support and remove hood catch.

Remove screws from each headlamp bezel and re-

move bezels from vehicle. Remove headlamps.

Remove hardware attaching hood catch support to

radiator support, valance panel, and lower grille

and remove catch support from vehicle.

Disconnect parking lamps. Remove rivets securing

center grille to upper and lower grilles and remove

center grille from vehicle. If necessary, replace

name plate.

Remove screws and rivets securing grille header

panel to fenders and upper grille and remove header

panel.

Remove hardware attaching upper and lower grilles

to vehicle and remove upper and lower grilles.

Remove screws attaching valance panel to fenders,

and fender extensions and retractable headlamp door
assemblies if so equipped, and remove valance panel

from vehicle.

10.
If vehicle is equipped with retractable headlamp cov-

ers,
disconnect electrical plugs. Remove screws at-

taching headlamp bracket assemblies to radiator

support and remove assemblies from vehicle.

Repairs

If any components removed are undamaged, they may

be used for the new grille installation. Where rivets were

removed, make new attachments using screws and nuts,

patent clips, or rivets.

Installation

Install grille and related components following the re-

moval procedure in reverse order. Refer to torque spec-

ifications in rear of manual for correct torque values.

CHEVROLET CHASSIS SERVICE MANUAL

BUMPERS 14-2

placed in the tab of each bumper bracket. Dial the

adjustment washers in the tabs as required to posi-

tion the bumper at the correct mounted height

3.
Tighten all bolts securely, connect parking lamp wir-

ing, and lower vehicle.

REAR BUMPER ASSEMBLY (Fig. 2)

Removal

1.
Raise and support rear end of vehicle.

2.
Disconnect rear license plate lamp wiring.

3.
On Caprice models, disconnect back-up lamp wiring.

4.
Remove center face bar to frame attaching bolts lo-

cated behind license plate door.

5. Remove bolts from each side "attaching bumper

brackets and braces to frame.

6. Remove bumper from vehicle.

Fig.
1 -
Front Bumper Assembly
-
Chevrolet

FILLER

STAPLE

VIEW
B \ ^7 ^^ B

ALL EXCEPT STATION WAGON

Fig. 2 - Rear Bumper Assembly - Chevrolet

Disassembly

1.
Remove license plate lamp.

2.
On Caprice models, remove

assemblies.

Remove bolts

3.
back-up lamp

each bumper brace to
retaining

bumper.

4.
Remove bolts retaining each bumper bracket to

bumper and separate sections of face bar at joints.

5.
The license plate door (sedan models) and bumper

pads (station wagon models) may be removed by re-

moving the attaching parts shown in Figure 2.

Assembly

On Caprice models, attach both back-up lamps to cen-
ter face bar and tighten bolts firmly. Assemble the rear

bumper following the disassembly procedure in reverse

order. Except for back-up lamp attachments on Caprice

models, install all bolts loosely; do not tighten any bolts

until all bolts are installed.

Installation

1.
Position bumper assembly on vehicle aligning holes

in braces and mounting brackets with those in frame,

2.
Loosely install bolts, lock washers, and nuts includ-

ing center face bar to frame bolts behind license

plate door. Note that eight sided adjustment washers

(fig. 2) are placed in the tab of each bumper mounting

bracket. Dial the adjustment washers in the tabs as

CHEVROLET CHASSIS SERVICE MANUAL

BUMPERS 14-3

required to position the bumper at the correct

mounted height. ,

3.
Tighten all mounting bolts securely and connect li-
cense plate lamp wiring. On Caprice models, con-

nect back-up lamp wiring. Lower vehicle.

GENERAL DESCRIPTION-CHEVELLE

The new front bumper is of a one piece design with the

parking and turn signal lamp assemblies attached to each

outboard end of the bumper.
The rear bumper is also of a one piece design with

provisions for rear gas fill. The back-up lamp assem-

blies are attached near the center of the bumper.

SERVICE OPERATIONS

FRONT BUMPER ASSEMBLY

Removal

1.
Raise and support front of vehicle.

2.
Disconnect parking lamp wiring. -

Fig.
3 - Front Bumper Assembly - Chevelle

Disassembly

1.
Remove bolts attaching braces and brackets to

bumper.

2.
Remove bolts from each parking lamp assembly and

remove parking lamps from bumper.

Assembly

Attach both parking brake lamp assemblies to front

bumper and tighten bolts firmly. Assemble the front

bumper parts by following the disassembly procedure in

reverse order. Except for the parking lamp attachments,

install all bolts loosely; do not tighten any bolts until all

bolts are installed.

Installation

1.
Position the front bumper on the frame horns align-

ing holes in brackets and braces with those in the

frame.

2.
Loosely install bolts, lock washers, and nuts. Note

that eight sided adjustment washer (fig. 3) is placed

in the tab of each mounting bracket. Dial tjie adjust- .

ment washers in the tabs as required to position the

bumper at the correct mounted height.

3.
Tighten all mounting bolts securely, connect the

parking lamp wiring, and lower front of vehicle.
3.
Remove bolts retaining the bumper brackets and

braces to the frame.

4.
Remove bumper assembly from vehicle.

ADJUSTMENT

WASHER

Fig.
4-Rear Bumper Assembly - Chevelle

REAR BUMPER ASSEMBLY (Fig. 4)

Removal

1.
Raise rear end of vehicle.

2.
Disconnect rear license plate lamp and back-up lamp

wiring.

3.
Remove bolts, located behind license plate door, at-

taching face bar reinforcement to frame.

4.
Remove four bolts retaining bumper brackets and

braces to frame.

5. Remove bumper from vehicle.

Disassembly

1.
Remove license plate lamp and back-up lamps from

bumper.

2.
Remove brackets and braces at each end of bumper.

3.
Remove license plate door.

4.
Remove rivets attaching bracket at center of bumper.

Assembly

Attach license plate lamp and back-up lamp assemblies

to bumper; tighten bolts firmly. Assemble the bumper

parts by following the disassembly procedure in the re-

verse order. Except for the license plate lamp and back-

up lamp attachments, install all bolts loosely; do riot

CHEVROLET CHASSIS SERVICE MANUAL