Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0803 Information for specific makes
P0803 BUICK
P0803 CADILLAC
P0803 CHEVROLET
P0803 GMC
P0803 HUMMER
P0803 PONTIAC
P0803 SATURN
P0803 CADILLAC
P0803 CHEVROLET
P0803 GMC
P0803 HUMMER
P0803 PONTIAC
P0803 SATURN