Group: alt.autos.4x4.chevy-trucks Date: Sat, Feb 7, 2004, 11:48am
(CST-2) From: firstname.lastname@example.org (JD)
1999 Z71 with 111,000 miles. Still runs great, gas mileage has gradually
gotten worse. When new I consistently got 18, not I'm in the mid 15s.
Has anyone had good results when changing the O2 sensor on these?
I've had results....