MY CHECK ENGINE LIGHT COMES ON WHILE DRIVING A ...
2008 Chevrolet Uplander
December, 7, 2012 AT 3:34 PM
My check engine light comes on while driving a while on the highway, but then goes back off the next day. The code is P1174. Could this be the oxygen sensor? If so, where is it located on an '08 Uplander with 3.9 liter engine. Thanks.