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Home >> GMC >> 2020 >> Acadia AT4 >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Component Connector End Views (S79D-X92) >> Component Connector End Views >> X85 Steering Wheel Air Bag Coil X2

X85 Steering Wheel Air Bag Coil X2

GM3960237Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Steering Wheel
  • OEM Connector: ATLCPB-21-2AY
  • Service Connector: Service by Harness - See Part Catalog
  • Description: 21-Way F 0.64 Series (YE)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I Not required Not Available No Tool Required
Pin Size Color Circuit Function Terminal Type ID Option
1 - BK 1050 Ground I -
2 - - - Not Occupied - -
3 -
-
BK
BK/WH
1050
1051
Ground
Signal Ground
I
I
GMC
HOLDEN
4 - GN/WH 3287 Horn Switch Signal I -
5 - WH 3023 Steering Wheel Module Stage 2 High Control I -
6 - PK 3022 Steering Wheel Module Stage 2 Low Control I -
7 - BN 3020 Steering Wheel Module Stage 1 Low Control I -
8 - TN 3021 Steering Wheel Module Stage 1 High Control I -
9 - VT/WH 1139 Run/Crank Ignition 1 Voltage I -
10 - 14 - - - Not Occupied - -
15 - GY/OG 5737 Adaptive Cruise Control Gap Up/Down Switch Signal I -
16 - - - Not Occupied - -
17 -
-
YE
YE
1444
7556
12V Reference
Lighting Control Switch Reference
I
I
GMC
HOLDEN
18 - RD/YE 5440 Battery Positive Voltage I -
19 - BN/YE 1884 Cruise Control Set/Coast/Resume/Accelerate Switch Signal I -
20 - GN/BU 4119 Local Interconnect Network Serial Data Bus 19 I -
21 - BK 3894 Instrument Cluster LIN Bus 1 I -