Which brake line is passenger side rear for 2003 cavalier?

For a 2003 Chevrolet Cavalier, the passenger side rear brake line typically runs from the rear brake proportioning valve to the left rear wheel cylinder. It is part of the overall brake system, which includes separate lines for the front and rear brakes. To locate it specifically, you can trace the lines from the brake master cylinder towards the rear of the vehicle, identifying the one that leads to the passenger side rear wheel. Always consult a repair manual for detailed diagrams and specifications for your vehicle.