GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2004 🢒 Bonneville 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T80-E 🢒 Automatic Level Control Component Views
Figure 1:

Under Rear Of Vehicle
Object Number: 593170 Size: SF
(1) Automatic Level Control (ALC) Harness
(2) Air Fitting
(3) Automatic Level Control (ALC) Compressor Assembly
(4)Air Tube Assembly
Figure 2:

Under Left Rear of Vehicle
Object Number: 593173 Size: SF
(1)Automatic Level Control (ALC) Sensor
(2)Suspension Position Sensor Link
Figure 3:

Inside Luggage Compartment
Object Number: 593176 Size: SF
(1)Air Inflator Tube
(2)Accessory Inflator Switch Harness
Figure 4:

Behind Upper Rear Seat Cushion
Object Number: 593178 Size: SF
(1)Rear Integration Module (RIM) C1
(2)Rear Integration Module (RIM) C2