FixVault

Automatic Level Control Suspension Component Views

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Automatic Level Control (ALC) Compressor Relay
GM750178Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Automatic Level Control (ALC) Compressor Relay
Fig 2: Rear Suspension Components - ALC
GM746560Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Rear Crossmember Frame
2 Automatic Level Control (ALC) Air Compressor