GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2007 🢒 DTS 🢒 HVAC 🢒 HVAC - Automatic 🢒 Automatic Level Control Connector End Views
Connector 1: Automatic Level Control (ALC) Compressor (w/o F38, w/FE1, F55)
Connector 2: Automatic Level Control Module (FE1)

Automatic Level Control (ALC) Compressor (w/o F38, w/FE1, F55)
Object Number: 684908 Size: CH

Connector Part Information

  • OEM: 13521459
  • Service: 19152589
  • Description: 4-Way F GT 280 Series Sealed 5.8 (BK)

Terminal Part Information

  • Pins: A, C
  • Terminal/Tray: 15304719/19
  • Core/Insulation Crimp: E/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: B, D
  • Terminal/Tray: 15304720/19
  • Core/Insulation Crimp: 4/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Automatic Level Control (ALC) Compressor (w/o F38, w/FE1, F55)

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

Automatic Level Control Module (FE1)
Object Number: 632344 Size: CH

Connector Part Information

  • OEM: 15326842
  • Service: 15326842
  • Description: 10-Way F 150 Sealed (BK)

Terminal Part Information

  • Pins: A, C, D, E, F, G, H, J, K
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Automatic Level Control Module (FE1)

Pin

Wire Color

Circuit No.

Function

A

WH

320

Automatic Level Control Exhaust Solenoid Control

B

--

--

Not Used

C

BK

850

Ground

D

TN/BK

2500

High Speed GMLAN Serial Data Bus +

E

RD/WH

3340

Battery Positive Voltage

F

YE

321

Automatic Level Control Relay Control

G

TN

2501

High Speed GMLAN Serial Data Bus-

H

TN

2501

High Speed GMLAN Serial Data Bus-

J

TN/BK

2500

High Speed GMLAN Serial Data Bus +

K

OG/YE

5727

High Speed GMLAN Serial Data Wake Up