Search results

Search the forum Search Articles
  1. J

    2012 LML DEF troubles

    MORE INFO ON MY 2012 GMC K3500 LML DURAMAX EARLY DEC, 2021 ODOMETER MILES 76200 TSB'S AND GM'S SCA'S OR SPECIAL COVERAGE ADJUSTMENT program I found this info by googling special coverage adjustment with the numbers below. Two apply to me thus far. SPOKE WITH TABBY AT GMC 800-462-8782 SPECIAL...
    • Jmoe
    • Post #4
    • Forum: LML
  2. J

    2012 LML DEF troubles

    Thank you. I'll report when solved by me or dealer.
    • Jmoe
    • Post #3
    • Forum: LML
  3. J

    2012 LML DEF troubles

    Ck engine light and Def Quality light with speed restrictions. P2Bad replaced downstream NOX sensor. Ck engine light out. Def light and speed restriction remain. I have disconnected both batteries and combined their respective leads to one another in an attempt to drain all power. Not...
    • Jmoe
    • Thread
    • Replies: 10
    • Forum: LML
Top Bottom