Electrical Component and Inline Harness Connector End Views
7-13
Connector Part Information
Harness Type: Engine Chassis
OEM Connector: 33384584
Service Connector: 19371176
Description: 44-Way F 1.5, 2.8, 6.3 CTS, 9.5 MCON-LL 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
19332365
J-35616-
14 (GN)
J-38125-560A
Not Available
Not
Required
Not
Required
Not
Required
II
19332366
J-35616-
35 (VT)
J-38125-212
Not Available
Not
Required
Not
Required
Not
Required
III
Not
Required
J-35616-
22 (RD)
No Tool Required
Not Required
Not
Required
Not
Required
Not
Required
X50A Fuse Block - Underhood X3
Pin
Size
Color
Circuit
Function
Terminal
Type ID
Option
A1
0.5
VT/L-GN
439
Run/Crank Ignition 1 Voltage 4
II
—
A2
0.5
0.75
VT/BK
L-GN
2139
123
Run/Crank Ignition 1 Voltage 21
Run/Crank Ignition 1 Voltage
II
—
—
A3
0.5
VT/WH
239
Run/Crank Ignition 1 Voltage 2
II
—
A4
—
—
—
Not Occupied
—
—
A5
1
1
RD
RD
110
170
Battery Positive Voltage
Battery Positive Voltage
II
—
—
A6
0.75
BN/L-GN
59
A/C Compressor Clutch Control
II
—
B1 - B4
—
—
—
Not Occupied
—
—
B5
2.5
BK
550
Ground 5
II
—
B6
1
BK/WH
451
Ground 4
II
—
C1
0.5
L-GN/GY
465
Fuel Pump Primary Relay Control
I
—
C2 - C3
—
—
—
Not Occupied
—
—
C4
0.5
WH/GY
459
A/C Compressor Clutch Relay Control
I
—
C5 - D1
—
—
—
Not Occupied
—
—
D2
10
RD/WH
342
Primary Fused Battery Positive Voltage 3
III
—
E1 - F2
—
—
—
Not Occupied
—
—
F3
0.5
RD/BN
440
Secondary Fused Battery Positive Voltage 4
I
—
F4
0.5
YE
5991
Powertrain Relay Coil Control
I
—
F5
0.75
RD/WH
3440
Secondary Fused Battery Positive Voltage 34
I
—
F6
—
—
—
Not Occupied
—
—
F7
0.5
GY/YE
5297
Exhaust Camshaft Position Sensor 1 Voltage
Reference
I
—
F8
—
—
—
Not Occupied
—
—
G1
0.5
VT/D-BU
5294
Powertrain Main Relay Fused Supply 5
II
—
G2 - G6
—
—
—
Not Occupied
—
—
H1
2.5
VT/D-BU
5290
Powertrain Main Relay Fused Supply 1
II
—
H2 - H5
—
—
—
Not Occupied
—
—
H6
0.75
VT/D-BU
5290
Powertrain Main Relay Fused Supply 1
II
—
2021 - Silverado 4500HD, 5500HD, and 6500HD Electrical Body Builder Manual