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7-48
Electrical Component and Inline Harness Connector End Views
X51R Fuse Block - Instrument Panel Right X2 (cont'd)
Pin
Size
Color
Circuit
Function
Terminal
Type ID
Option
18 - 21
—
—
—
Not Occupied
—
—
22
2.5
BK
1050
Ground 10
V
—
23 - 27
—
—
—
Not Occupied
—
—
28
2.5
RD/L-GN
968
—
III
—
29
0.75
RD/BN
2240
Secondary Fused Battery Positive Voltage 22
II
—
30 - 33
—
—
—
Not Occupied
—
—
34
0.35
RD/D-BU
3240
Secondary Fused Battery Positive Voltage 32
II
—
35
2.5
RD/GY
4140
Secondary Fused Battery Positive Voltage 41
III
—
36
—
—
—
Not Occupied
—
—
37
1.5
RD/YE
2340
Secondary Fused Battery Positive Voltage 23
III
—
38
2.5
YE/BN
967
—
III
—
39 - 41
—
—
—
Not Occupied
—
—
42
0.75
RD/VT
340
Secondary Fused Battery Positive Voltage 3
II
—
43 - 44
—
—
—
Not Occupied
—
—
X51R Fuse Block - Instrument Panel Right X3
3243003
Connector Part Information
Harness Type: Right A-Pillar
OEM Connector: 15547107
Service Connector: Service by Harness - See Part Catalog
Description: 20-Way F 1.5, 2.8 OCS Series (GY)
Terminal Part Information
Terminal
Type ID
Terminated
Lead
Diagnostic
Test Probe
Terminal
Removal Tool
Service Terminal
Tray
Name
Core
Crimp
Insulation
Crimp
I
Not
Required
J-35616-
2A (GY)
No Tool Required
Not Required
Not
Required
Not
Required
Not
Required
II
Not
Required
J-35616-
4A (PU)
No Tool Required
Not Required
Not
Required
Not
Required
Not
Required
2021 - Silverado 4500HD, 5500HD, and 6500HD Electrical Body Builder Manual