3
TT-1651 4/17a
GM89517-C
1
1. Mounting bracket, rear/alternator end (GM93411), screws
(M933-08020-SS qty. 2), and washers (X-25-139 qty. 2)
2. Side mounting bracket, non-service side (GM89786, or
GM90529, or GM90530, or GM93637), screws
(M933-08020-SS qty. 3), and washers (X-25-139 qty. 3)
3. Mounting bracket, engine end (GM93616), screws
(M933-08020-SS qty. 2), and washers (X-25-139 qty. 2)
4. Side mounting bracket, service side (GM89786, or
GM90529, or GM90530, or GM93637), screws
(M933-08020-SS qty. 3), and washers (X-25-139 qty. 3)
5. Round bushings (X-634-28 qty. 2) for customer load
leads.
2
3
4
5
Figure 3
Sound Shield Base Mounting Position
1.9 Remove and discard the belt guard brackets
(GM90741, GM90701, and GM90702) to remove
the belt guard (GM90698). See Figure 4.
1. Bracket, belt guard (GM90741)
2. Bracket, belt guard (GM90702)
3. Bracket, belt guard (GM90701)
4. Wing screw and belt guard mounting hardware (qty. 3)
5. Belt guard (GM90698)
3
2
1
4
4
5
Figure 4
Belt Guard
1.10 Remove and discard the end bracket panel
(GM87127) and alternator air-exhaust guard
(GM90786). Save the hardware. See Figure 5.
1
1. End bracket panel (GM87127)
2. Alternator air-exhaust guard (GM90786)
2
Figure 5
End Bracket Components
1.11 Replace the existing end bracket panel with
alternator air intake duct (GM90676) and
alternator air intake duct (GM89976) using 4
screws (X-6216-1) and the existing hardware to
secure. See Figure 6.
GM89517-J
1
1. Alternator air intake duct (GM90676)
2. Alternator air intake duct (GM89976) and screws (X-6216-1
qty. 4)
3. U-channel (X-6047-14)
2
3
Figure 6
Alternator Air Duct Assembly