EL Camino V8-350 5.7L DSL (1982)
EPA DESIGNATED HIGH ALTITUDE COUNTIES (SHADED AREA INDICATES HIGH ALTITUDE)
STATE OF ARIZONA Apache Navajo
STATE OF COLORADO
Adams
Jefferson
Alamosa
Lake
Arapahoe
La Plata
Archuleta
Larimer
Boulder
Las Animas
Chaffee
Lincoln
Clear Creek
Mesa
Conejos
Mineral
Costilla
Moffat