GM Service Manual Online
For 1990-2009 cars only

Lamp or Bulb

GM SPO Group Number

Quantity

 

Instrument Panel Lights

  • Directional Signal Indicator Lamps

74

2

  • Headlamp Beam Indicator Lamp

74

1

  • Instrument Cluster Illuminating Lamps

194

4

  • Instrument Cluster Illuminating Lamps w/ Tachometer

194

6

  • Low Coolant Lamp

74

1

  • Transmission Indicator (PRNDL) Lamp

161

1

Interior Lights

  • Ashtray Lamp

194

1

  • Courtesy Lamp

1003

2

  • Dome Lamps

16.494

2

  • Four Wheel Drive Indicator Lamp

161

1

  • Instrument Panel Compartment Lamp

194

1

  • Roof Console Lamp

168

2

  • Sunshade Vanity Mirror Lamps

74

4

Exterior Lights

  • Backup Lamp

3157

2

  • Backup Lamp (Cab/Chassis Only)

1156

4

  • Center High-Mounted Stoplamp Bulb

921

4

Daytime Running Light Lamps

3157KX

2

  • Fog Lamp

GE880X

2

  • Front Marker Lamp

194

2

  • Front Park and Turn Lamp

3157NA

2

  • Headlamps: Low Beam

9006

2

  • Headlamps: High Beam

9005

2

  • License Plate Lamp

194

2

  • License Plate Lamp (Cab/Chassis)

67

1

  • Rear Parking Lamp

3057

2

  • Rear Stop Lamp

1157

2

  • Roof Marker Lamp

194

5

  • Underhood Lamp

8.890

1

  • Cargo Lamp

912

2

  • Rear Turn Lamp

3157

2

  • Chassis Cab Rear Turn Lamp

1156

2

  • Back-up Lamp

3157

2

  • Chassis Cab Back-up Lamp

1156

2