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Installation Kit

120 90-3044P

Spacers

(supplied with
your order)

1.

Press posts on 

trimplate

into holes on 

kit frame

to

snap parts together and secure (Figure 1).

2.

Push clips on 

support tray

into slots on rear of kit frame 

to secure (Figure 1).

3.

Cut off tabs on both mounting brackets labeled 

“A”

or

“B”

that are shown as shaded (Figure 2). The 

“C”

tabs should be 

the only remaining tabs.

4.

Secure side 

mounting brackets

to kit assembly with 

studs

and

nuts

supplied (Figure 1).

5.

Choose the proper 

spacers

(supplied with your order) to 

allow receiver nosepiece to extend 1/8” to 1/4” beyond 
face of trimplate (Figure 3).

6.

Insert receiver shafts (with spacers in place) through 
openings in trimplate. Secure receiver and 

faceplate

with

shaftnuts

supplied with receiver.

7.

Attach

control knobs

.

1/8” -1/4”

Spacer

Shaft Receiver Assembly

3

FIGURE 3

Shaftnuts

®

Copyright 2003  Crutchfield Corporation

FIGURE 1

Trimplate

Kit Frame

Support Tray

Mounting Bracket

Mounting Bracket

Faceplate

Control Knobs

Stud

Nut

Chevrolet/GMC

Tools Required

3/8” Socket

Deep Socket

(size depends upon receiver)

FIGURE 2

Cut off A & B 
(shaded tabs)
on both brackets

These “C” tabs must remain

Hacksaw

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