Drivers side, all the way to the back, down by the oil pan.
On the engine block. where on engine block?
There is no cabin air filter on the 2003 Chevy avalanche
the furl filter on a 2003 malibu, is up in the little space behind the tank .
on the dash board
The 2003 Chevrolet Suburban fuel filter is located inside of the gas tank. You will to remove the gas tank in order to change the fuel filter.
The cabin air filter on a 2003 Chevy 2500HD is located inside the car. It is in the HVAC housing under the passenger side dash.
If your car is was built in early 2003, the filter is located just inches of your fuel rails, if it was built in later 2003, they used a different fuel system that I am not familiar with.
The 2003 Chevrolet Monte Carlo fuel filter is located inside of the gas tank. You will need to drain the gas tank in order to access the fuel filter.
The fuel filter is located on the fuel line underneath the car on the driver's side, in front of the rear wheel.
The intake temperature sensor is located on the side of the air filter case on a 2003 Chevy Silverado 4.3 1500. It is on the top of the engine.
Usually underneath near the back axle.
there isn't one, they did away with filters in 2003