GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2000 🢒 Yukon Denali 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Theft Deterrent System Component Views
Figure 1:

Electronic Variable Orifice (EVO)/Passlock™ Module
Object Number: 277987 Size: MF
(1)EVO/Passlock™ Module
Figure 2:

Passlock Sensor
Object Number: 394392 Size: SH
(1)Passlock™ Lock Cylinder and Key Insert
(2)Passlock™ Sensor and Ignition Switch Location
Figure 3:

Security LED (Luxury)
Object Number: 1198872 Size: MF
(1)Console Trim Cover
(2)Body Control Module
(3)Vehicle Communication Unit
(4)Heated Seat Switch, Rear Connector
(5)Stereo Controller, Rear
(6)Stereo Controller, Rear Connector
(7)Auxiliary Power Connector, Rear Console
(8)CD Changer
(9)CD Changer Connector
(10)Audio Amplifier
(11)Audio Amplifier Connectors
(12)Sub Woofer Connector
(13)C304
(14)Sub Woofer
(15)C305
(16)Security LED