GMC Sonoma 2004 Owner's Manual

For the 2004 GMC Sonoma, it is recommended to use SAE 5W-30 engine oil for optimal performance and protection.
To reset the "Check Engine" light, disconnect the battery for about 15 minutes. Reconnect it, and the light should be reset. If it comes back on, further diagnostics may be needed.
The towing capacity of the 2004 GMC Sonoma varies by configuration, but typically it ranges from 3,200 to 5,200 pounds. Always check your owner's manual for specific details related to your vehicle's configuration.
It is recommended to replace the air filter every 15,000 to 30,000 miles, depending on driving conditions. Check it during regular maintenance and replace it if it appears dirty.
The fuse box in the 2004 GMC Sonoma is located on the driver's side of the dashboard, accessible by opening the driver's door. There is also another fuse box under the hood.
The recommended tire pressure for the 2004 GMC Sonoma is typically 30 PSI for the front and rear tires. Always check the tire placard in the driver's door jamb for the most accurate information.
If your 2004 GMC Sonoma won't start, check the battery connections, ensure the battery is charged, and check the starter and alternator. If the problem persists, consider consulting a mechanic.
To replace the brake pads, safely lift the vehicle, remove the wheel, unbolt the caliper, remove the old pads, install the new pads, reattach the caliper, and replace the wheel. Ensure to test the brakes before driving.
The 2004 GMC Sonoma generally averages around 15-20 MPG in the city and 20-25 MPG on the highway, depending on the engine and drivetrain configuration.
To change the headlight bulb, open the hood, remove the headlight housing by loosening the screws, disconnect the electrical connector, replace the bulb, reconnect the connector, and reattach the housing.