Engine Performance problem
1998 Chevy Lumina 6 cyl Front Wheel Drive Automatic 122900 miles
1-Is their a throttle body on this car and how do I clean it, I changed EGR valve, map sensor, mass air flow sensor and finally throttle position sensor finally got check engine light to finally go off after about an 80 mile run cycle light comes on code:P0401-1of2
1st-EGR INSURFICENT FLOW
2nd-throttle postiion sensor reading 0.0
what can I do? Need answers if possiable
have the same problem?
Saturday, May 16th, 2009 AT 6:19 PM