GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Cobalt 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Passenger Compartment/Roof Component Views
Figure 1:

Inside Rearview Mirror
Object Number: 1591306 Size: LF
(1)Headlight Sensor (DD8)
(2)OnStar® Indicator -- Red
(3)Emergency Button
(4)OnStar® Call Center Button
(5)Answer/End Call Button
(6)Inside Rearview Mirror (ISRVM) On./Off Button (DD8)
(7)Onstar Indicator -- Green
Figure 2:

Driver Seat
Object Number: 1524033 Size: LF
(1)Seat Belt Switch
(2)Heated Seat Element - Driver Back (KA1)
(3)Heated Seat Element - Driver Cushion (KA1)
(4)Seat Belt Switch Connector - Driver
(5)X315 (KA1)
(6)Heated Seat Module - Driver (KA1)
Figure 3:

Passenger Presence System (PPS) Components 2 of 2


Object Number: 1743162 Size: LF
(1)Inflatable Restraint Front Passenger Presence System (PPS) Sensor
(2)Front Passenger Seat
(3)Inflatable Restraint Front Passenger Presence System (PPS) Module
Figure 4:

Passenger Seat
Object Number: 1524032 Size: LF
(1)Heated Seat Element - Passenger Back (KA1)
(2)Seat Belt Buckle/Seat Belt Switch
(3)Heated Seat Module - Passenger (KA1)
(4)X314 (KA1)
(5)Heated Seat Element - Passenger Cushion (KA1)
Figure 5:

Pedal Components
Object Number: 1999216 Size: LF
(1)Clutch Pedal Position (CCP) Sensor (M86/MU3)
(2)Brake Pedal Position Sensor
(3)Cruise Control Cancel Switch
(4)Accelerator Pedal Position (APP) Sensor
(5)Floor Pan
Figure 6:

Air Bags
Object Number: 1543925 Size: MF
(1)Inflatable Restraint Roof Rail Module - Left (ASF)
(2)Inflatable Restraint I/P Module
(3)Inflatable Restraint Roof Rail Module - Right (ASF)
(4)Driver Seat
(5)Floor Pan
(6)Inflatable Restraint I/P Module
Figure 7:

Audio Amplifier, Radio, and Speakers
Object Number: 1543920 Size: MF
(1)Radio
(2)Speaker - Right Front Door
(3)Speaker - Right Rear
(4)Speaker - Subwoofer (UQ3)
(5)Speaker - Left Rear
(6)Floor Pan
(7)Speaker - Left Front Door
(8) Audio Amplifier (UQ3)
Figure 8:

Seat Belt Pretensioners - Sedan
Object Number: 1546075 Size: LF
(1)Left Body Panel
(2)Inflatable Restraint Sensing and Diagnostic Module (SDM)
(3)Seat Belt Pretentioner - Right Front
(4)Floor Panel
(5)Seat Belt Pretentioner - Left Front
Figure 9:

SIR Components-Passenger Compartment
Object Number: 2034793 Size: LF
(1)Inflatable Restraint Side Impact Sensor (SIS) - Right (ASF)
(2)Seat Belt Retractor Pretensioner - Passenger
(3)Seat Belt Retractor Pretensioner - Driver
(4)Inflatable Restraint Side Impact Sensor (SIS) - Left (ASF)
(5)Inflatable Restraint Sensing and Diagnostic Module (SDM)
Figure 10:

Door Jamb Switches - Coupe
Object Number: 1546079 Size: LF
(1)Left Body Panel
(2)Rear Window
(3)Door Ajar Switch - Front Passenger
(4)Door Ajar Switch - Driver
Figure 11:

Door Jamb Switches - Sedan
Object Number: 1546082 Size: LF
(1)Left Body Panel
(2)Door Ajar Switch - Front Passenger
(3)Door Ajar Switch - Right Rear
(4)Rear Fascia
(5)Door Ajar Switch - Left Rear
(6)Door Ajar Switch - Driver
Figure 12:

Headliner Components (- CF5)
Object Number: 1549150 Size: LF
(1)Headliner
(2)Dome Lamp
(3)Cellular Microphone (UE1)
Figure 13:

Passenger Presence System (PPS) Components 1 of 2


Object Number: 1743160 Size: LF
(1)Radio
(2)Heated Seat Switch-Passenger (KA1)
(3)HVAC Control Module
(4)Heated Seat Switch-Driver (KA1)
(5)Inflatable Restraint PASSENGER AIR BAG ON/OFF Indicator