Mercedes W164/X164 EVAP Purge Valve Replacement | GL450 GL550 ML350 ML500 ML550

If your Mercedes GL450 is throwing EVAP codes, rough idle, fuel smell, or random hesitation, this video shows how to replace the EVAP purge valve step by step on the X164/W164 platform Mercedes models. I go over the hose connections, clamps, valve location, and removal process so you can do the repair yourself without guessing. This setup is shared across multiple Mercedes SUVs and crossovers, so this tutorial may also help with: • 2007–2012 Mercedes GL450 • 2008–2012 Mercedes GL550 • 2006–2011 Mercedes ML350 • 2006–2011 Mercedes ML500 • 2008–2011 Mercedes ML550 • Some ML63 AMG models Common symptoms: • Check engine light • EVAP leak codes • Rough idle • Fuel vapor smell • Hard starts after fueling • Random hesitation or stumble Possible codes: P0442 P0455 P0456 P0443 Platform codes: W164 X164 Hopefully this helps somebody because there weren’t many videos showing this exact setup on the GL450. Business inquires: [email protected] #MercedesBenz #GL450 #GL550 #ML350 #W164 #X164 #EvapLeak #PurgeValve #MercedesRepair #DIYMechanic #CheckEngineLight #P0455 #P0442 #ML550 #MercedesSUV