Lighting and Horns: Application and ID

GENERAL INFORMATION
The following Bulb Application Tables lists the lamp title on the left side of the column and trade number or part number on the right.

CAUTION: Do not use bulbs that have a higher candle power than the bulb listed in the Bulb Application Table. Damage to lamp can result. Do not touch halogen bulbs with fingers or other oily surfaces. Bulb life will be reduced.

EXTERIOR LAMPS
Lamp = Bulb
Back-up = 3157
Cargo = 921
Center High Mounted Stop = 921
Clearance = 168
Headlamp = 9004LL
License Plate = 1155
License Plate Step Bumper = 168
Park/Turn Signal = 3157NA
Snow Plow Control = 161
Tail/Stop/Turn Signal = 3157
Tail/Stop/Cab-Chassis = 1157
Underhood = 105

INTERIOR LAMPS
Dimmer Controlled Lamps
Service procedures for most of the lamps in the instrument panel, Instrument cluster and switches are located in Instrument Panel and Gauges. Some components have lamps that can only be serviced by a Authorized Service Center (ASC) after the component is removed from the vehicle. Contact local dealer for location of nearest ASC. When illumination goes out in the Electronic Instrument Cluster (EIC) the complete button module must be replaced. The Mechanical Instrument Cluster (MIC) uses PC194 bulbs for illumination.

Lamp = Bulb
A/C Heater Control = 158
Ash Receiver = 161
Cigar Lighter = 161
Headlamp Switch = 158
Heater Control = 158
Instrument Cluster = PC194
Radio = ASC

Indicator Lamps
Service procedures for most of the lamps in the instrument panel, instrument cluster and switches are located in Instrument Panel and Gauges.

Lamp = Bulb
Airbag High Line = PC194
Airbag low Line = PC74
Anti-lock Brake = PC74
Battery Voltage = PC194
Brake Warning = PC194
Check Engine = PC74
Engine Oil Pressure = PC74
Four Wheel Drive = PC194
High Beam = PC194
Low Fuel = PC194
Low Washer Fluid = PC74
Maintenance Required = PC74
Message Center = PC194
Seat Belt = PC74
Turn Signal = PC194
Upshift = PC74

Non-Dimming Lamps
Some components have lamps that can only be serviced by a Authorized Service Center (ASC) after the component is removed from the vehicle. Contact local dealer for location of nearest ASC.

Lamp = Bulb
Dome = 1004
Glove Compartment = 1891