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HOMESERVICE MANUALSBUICK2006RENDEZVOUS CXL, 3.6 7, AWDREPAIR AND DIAGNOSISSUSPENSIONELECTRONIC SUSPENSIONSUSPENSION CONTROL SYSTEM - SUSPENSION LEVELINGCOMPONENT LOCATORAUTOMATIC LEVEL CONTROL SUSPENSION CONNECTOR END VIEWS
2006 Buick Rendezvous CXL, 3.6 7, AWD

Automatic Level Control Suspension Connector End Views

2006 Buick Rendezvous CXL, 3.6 7, AWDSECTION Automatic Level Control Suspension Connector End Views
Auto Level Control (ALC) Compressor

GM655689Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12129600
  • 4-Way M Metri-Pack 280 Series Sealed (D-GY)
Pin Wire Color Circuit No. Function
A BK - Ground
B RD - Automatic Level Control Compressor Supply Voltage
C WH - Auto Level Control Exhaust Solenoid Control
D BU - Battery Positive Voltage
Automatic Level Control (ALC) Compressor Relay

GM535912Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110787
  • 4-Way F Metri-Pack 150 Series (GY)
Pin Wire Color Circuit No. Function
30 OG - Battery Positive Voltage
85 YE - Battery Positive Voltage
86 OG - Automatic Level Control Relay Control
87 RD - Automatic Level Control Compressor Supply Voltage
Automatic Level Control (ALC) Inflator Air Switch

GM39665Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12089248
  • 4-Way F Metri-Pack 150 Series (NA)
Pin Wire Color Circuit No. Function
A OG 840 Battery Positive Voltage
B - - Not Used
C L-BU 1770 Ride Control Serial Data
D WH 1245 Automatic Level Control Inflation Timer Relay Coil Control
Automatic Level Control (ALC) Inflator Solenoid

GM684795Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052643
  • 2-Way F Metri-Pack 150 Series Sealed (RD)
Pin Wire Color Circuit No. Function
A BU - Battery Positive Voltage
B GN - Automatic Level Control Inflator Solenoid Control
Auto Level Control (ALC) Sensor

GM831368Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15326836
  • 8-Way F GT 150 Series Sealed (BK)
Pin Wire Color Circuit No. Function
A WH 320 Automatic Level Control Exhaust Solenoid Control
B YE 321 Automatic Level Control Relay Coil Supply Voltage
C BK/WH 151 Ground
D YE 843 Accessory Voltage
E L-BU 1770 Ride Control Serial Data
F WH 837 Automatic Level Control Inflator Relay Coil Control
G WH 1245 Automatic Level Control Inflation Timer Relay Coil Control
H OG 840 Battery Positive Voltage
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.