2017 Mercedes GLS450 P2279 Fix | M276 Vacuum Line Replacement | Hissing Noise & Sluggish EPISODE 8
We were getting the dreaded CODE P2279 and major engine power lose on our 2017 GLS450 Mercedes with the M276 Engine. Join me as we go step by step to replace the vent line underneath the air intake to get the engine back to full power. Part numbers that I used were bought directly from Mercedes but double check with your VIN number to make sure they work for your car as well. A2760182300 VENT LINE A0239970345 O-RING A2761410780 gasket A2761410480 gasket
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