GMC ST 350 1988, Wiring Diagram

Page: 9 / 454

WIRING DIAGRAMS 13
1 2 0 ,121 1 2 2
---------- ,
/
136
126
130
129
134
133
121 137 120
VIEW A
136
138 137 139
139
138
VIEW B
120. C o n n e c to r Seal 130. 5 m m (0.2 in c h )
121. P rim ary Lock 131. Term inal
122. S e con d ary Lock Staple
132. R oll C rim p
123. S e con d ary Lock 133. R oll C rim p
124. T erm inal Barrel
134. Term inal In s u la to r
125. S e con d ary Lock
136. M etri-P ack S e rie s 150 F em ale Term inal
126. L o ck O pened
137. C o n n e c to r B o dy
127. Lock O pened
138. L o c k in g Tang
128. J-28742 Term inal R em over
139. J-35689 T erm inal R em over
129. W ire
F-02349
Figure 19—Weather-Pack and Metri-Pack Connectors
WIRING DIAGRAMS 14
90. Jacket
91. Twisted Wires
92. Splice Clip
93. Crimp and Solder
94. Electrical Tape Wrap
95. Outer Electrical Tape Wrap.
B-06230
B
Figure 20—Twisted Wire Repair
4. Terminal (136) by inserting J-35689 (139) into the
connector body (137) to depress the locking tang
(138), then push the wire and terminal through the
connector body (figure 20).
• Snip off the old terminal unless the terminal is to be
reused, reshape the locking tang.
5. 5 mm (0.2-inch) of the wire insulation (130).
Clean
• Terminal cavity of the connector body.
Install or Connect (Figure 19)
1. Terminal (136) on the wire.
• Crimp and solder the terminal.
2. Terminal (136) into the connector cavity by pulling
the wire on the seal side of the connector until the
locking tang (138) is fully seated.
3. Seal (120) by pressing the seal into the connector
body (137) until it is fully seated.
4. Connector until the prim ary lock (121) engages.
WIRING REPAIR
The wire repair is very important for the continued
reliable operation of the vehicle. This repair must be done
as described in the following procedures.
Twisted Wires (Figure 20)
«■+ Remove or Disconnect
101
102 103
V \
106
V
107
100. Ja cket
101. A lu m in u m /M y la r Tape
102. Drain W ire
103. S p lic e C lip
104. C rim p and S o ld e r
105. E le c tric a l Tape W rap
106. D rain W ire S p lic e Clip, C rim p e d A n d S o l­
dered.
107. O u te r E le c tric a l Tape Wrap.
B-06231
Figure 21—Twisted/Shielded Wire Repair
3. Insulation from the wire.
Install or Connect
1. Splice clip (93).
• Crimp.
• Solder.
2. Electrical tape wrap (94) on wires.
3. Outer electrical tape wrap (95).
Twisted Wires/Shielded Cable (Figure 21)
Remove or Disconnect
1. Jacket (100).
2. Unwrap aluminum /m ylar tape (101).
3. Drain wire (102).
4. Leads.
5. Insulation on the leads.
+«- Install or Connect
1. Jacket (90).
2. Twisted wires (91).
1. Splice clips (103).
2. Crim p and solder the splice clips (104).
3. Electrical tape (105) on the splices.