Posted 11/19/2023 21:46 (#10488808 - in reply to #10488766) Subject: RE: 2015 suburban with cylinder deactivation
NWC Ohio
2013 GMC with 5.3. Bought at 127k. At 202k had to have the AFM drain valve replaced. Plugged in a Range AFM disabler right after that. 228k now and no issues. My suggestion, buy it and put the AFM disabler on it immediately and never look back.
2015 suburban with cylinder deactivation
