Automatic Level Control (ALC) Compressor

2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Automatic Level Control (ALC) Compressor
WARNING: This page is about a different car, the 2006 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Automatic Level Control (ALC) Compressor Connector End View
GM684908Courtesy of GENERAL MOTORS CORP.
Automatic Level Control Connector End Views

Connector Part Information 
  • OEM: 15326631
  • Service: 15306360
  • Description: 4-Way F GT 280 Series Sealed 5.8 (BK)
Terminal Part Information 
  • Pins: A, B, C, D
  • Terminal/Tray: 15304719/19
  • Core/Insulation Crimp: E/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
Automatic Level Control (ALC) Compressor

Pin Wire Color Circuit No. Function
A WH 320 Automatic Level Control Exhaust Solenoid Control
B D-GN 322 Automatic Level Control Compressor Motor Supply Voltage
C RD/WH 3340 Battery Positive Voltage
D BK 1050 Ground
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.