To prepare your vehicle for a long trip, consider having it serviced by your dealer/retailer before departing.
Things to check on your own include: - Windshield Washer Fluid: Reservoir full?
Windows clean — inside and outside?
- Wiper Blades: In good shape?
- Fuel, Engine Oil, Other Fluids: All levels checked?
- Lamps: Do they all work and are lenses clean?
- Tires: Are treads good? Are tires inflated to recommended pressure?
- Weather and Maps: Safe to travel?
Have up-to-date maps?
Chevrolet Cobalt Service & Repair Manual. EGR Functional Tests
Fuel Injected Gasoline Engine
The EGR systems used on fuel injected
engines are controlled by the ECM. The ECM will store a code in memory when
the EGR system malfunctions. Refer to appropriate "Diagnostic Code Identification
Chart" for code number.
Linear EGR Val ...