Hi All,
I have a 2008 4WD Tahoe LTZ with 195,000 miles on it. I bought it 3 or 4 years ago, so most of the history of this vehicle is a mystery. I believe the the relevant RPO Codes are 6H3 7H3 Z55.
It's supposed to have air shocks in the back, but the boots are completely gone. The...