Honda Civic Sedan GX 2008 Owner's Manual

The recommended tire pressure for the 2008 Honda Civic Sedan GX is typically 32 psi for both front and rear tires. Always check the owner's manual or the sticker on the driver's side door jamb for specific recommendations.
For the 2008 Honda Civic Sedan GX, it is recommended to change the oil every 7,500 miles or 12 months, whichever comes first, under normal driving conditions. Under severe driving conditions, consider changing the oil every 3,750 miles or 6 months.
The 2008 Honda Civic Sedan GX typically requires 5W-20 viscosity grade oil. Ensure the oil meets the API service classification of SM or higher.
To reset the maintenance minder on a 2008 Honda Civic Sedan GX, turn the ignition to the "ON" position, press the "Select/Reset" button until the oil life indicator is displayed, then press and hold the "Select/Reset" button for about 10 seconds until the display begins to blink. Release the button, then press and hold it again for another 5 seconds until the oil life resets to 100%.
Common causes of a check engine light in a 2008 Honda Civic Sedan GX include a loose gas cap, faulty oxygen sensor, malfunctioning catalytic converter, or issues with the ignition system such as spark plugs or wires.
To replace the air filter in a 2008 Honda Civic Sedan GX, open the hood and locate the air filter housing. Unclip the metal clips or remove screws securing the housing, lift the cover, remove the old filter, and insert the new filter ensuring it fits snugly. Re-secure the housing.
For the 2008 Honda Civic Sedan GX, it is recommended to check the transmission fluid level every 15,000 miles and replace the fluid every 60,000 miles under normal driving conditions.
The fuse box in a 2008 Honda Civic Sedan GX is located under the dashboard on the driver's side. There is also a secondary fuse box located in the engine compartment near the battery.
To jump-start a 2008 Honda Civic Sedan GX, park a vehicle with a good battery close by but not touching. Connect the positive (red) jumper cable to the positive terminal of the dead battery, then to the positive terminal of the good battery. Next, connect the negative (black) cable to the negative terminal of the good battery and the other end to an unpainted metal surface on the car with the dead battery. Start the car with the good battery and then try starting the Civic.
If the brakes on your 2008 Honda Civic Sedan GX feel spongy, check the brake fluid level and top it off if necessary. If the problem persists, there may be air in the brake lines or a leak somewhere in the brake system, and it is recommended to have the brakes inspected by a professional mechanic.