GM Service Manual Online
For 1990-2009 cars only

Component

Diagnostic Coverage

Left Turn Lamp

Lighting Systems

Right Turn Lamp

Lighting Systems

High Beam Headlamps

Lighting Systems

Safety Belt Lamp

Instrument Panel, Gauges and Console

Illumination Lamps

Lighting Systems

PRNDL Indicators

Indication Logic: Instrument Panel, Gauges and Console

Dimming Circuit: Lighting Systems

Fuel Gauge (Diesel)

Instrument Panel, Gauges and Console

Fuel Gauge (Gasoline)

Instrument Panel, Gauges and Console

Voltmeter

Instrument Panel, Gauges and Console

Temperature Gauge

Instrument Panel, Gauges and Console

Oil Pressure Gauge

Instrument Panel, Gauges and Console

Speedometer/Odometer

Instrument Panel, Gauges and Console

CHECK GAUGES Lamp

Instrument Panel, Gauges and Console

WATER IN FUEL Lamp

Engine Controls

Low Coolant lamp

Instrument Panel, Gauges and Console

Air Bag Lamp

SIR

Brake Warning Lamp

Hydraulic Brakes

Antilock Brakes Warning Lamp

Antilock Brakes System

DRL Lamp

Lighting Systems

SERVICE THROTTLE SOON Lamp

Engine Controls

Malfunction Indicator Lamp (MIL)

Engine Controls

Wait Lamp

Engine Controls

Battery Lamp

Engine Electrical