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WIRING PROVISIONS IGNITION POWER AND SIGNAL CIRCUITS
IECL
UEC
X
Fuse
Micro
10
10
MISC_IGN
micro10a
Y
44 X260
M8
44
M8
50
50
8
8
IGNITION
239
43
ACCY/RUN
VT/WH
VT/YE
0.5
0.35
IGNITION
IGNITION
RUN/CRANK
ACCY/RUN
BLUNT CUT WIRES NEAR
REAR ELECTRICAL CENTER
NOTE: Wiring diagrams for these options are shown in the Police Package owner's manual
2019 TAHOE 4X4
SPECIAL SERVICE
WIRING
X
X
PARK ENABLE
Fuse
Fuse
RELAY - K1
Micro
Micro
15
SEO_RAP
SEO_ALC
micro10a
micro15a
Y
Y
43
1939
X260
X260
30
34
30
34
5813
YE/BK
X280
X279
46
0.5
IECM
46
X275
X275
11
11
43
1939
5813
VT/YE
VT/WH
YE/BK
0.5
0.5
0.5
IGNITION
PARK-ENABLE
RUN/CRANK
HOT IN PARK
BLUNT CUT WIRING LOCATED BELOW CENTER OF
INSTRUMENT PANEL AND BETWEEN FRONT SEATS
ELECTRICAL COMPONENT IDENTIFICATION:
UEC-UNDERHOOD ELECTRICAL CENTER
IECL-INTERMEDIATE ELECTRICAL CENTER-LEFT
IECM-INTERMEDIATE ELECTRICAL CENTER-MIDDLE
REC-REAR ELECTRICAL CENTER
supplement (shipped in glove box).
MODULE
MODULE
MODULE
ELECTRONIC
BODY
BODY
BRAKING
CONTROL
CONTROL
CONTROL
X1
33
X5
12
X5
SEE
817
6311
NOTE
GN/GY
WH/BU
BELOW
0.5
0.35
SP6311
40
X180
40
817
GN/GY
0.5
X280
47
47
IECM
19
X275
19
817
6311
GN/GY
WH/BU
0.5
0.35
VEHICLE
BRAKE
LEFT
SPEED
APPLIED
TURN
Note: The vehicle Electronic Brake Control
Module Vehicle Speed Signal output circuitry
does not include a logic pull-up resistance.
If a pull-up resistance is not part of the
customer equipment VSS input connection
circuitry, a 5000 ohm resistor can be connected
between the vehicle VSS circuit wire and
vehicle battery power.
30
MODULE
MODULE
BODY
BODY
CONTROL
CONTROL
8
X5
17
X2
18
5186
5187
SURVEILLANCE
BU/WH
YE/GY
0.35
0.35
CONNECT CUSTOMER
FURNISHED GROUND
SP5186
SP5187
TO DISABLE ALL
AUTOMATIC LIGHTING
5186
5187
BU/WH
YE/GY
0.35
0.35
RIGHT
TURN
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