Anyone here good with Mack’s? Specifically a 2011 GU713. Have some codes that are throwing me for a loop. PPID 122 FMI 5 - Compression brake...
Sorry for the late response guys, Its been crazy busy. I ended up finding a broken exhaust valve spring on #3 when I pulled the jakes for an...
Hey guys, so Im pulling my hair out over a unit I just cant figure out why its so lazy down low on power. 2016 Western Star 4900 Glider 12.7...
Hey all, im trying to see if i can get some assistance with a problem regarding a 09 Mack Gu813. Long story short, i have taken over managing a...