Question

2007 Dodge SLT 6.7L Cummings with engine code P226B. My oil change place told me this code said turbocharger cleaning is required anyone heard of this?

Answer 1

P226B Turbo charger boost pressure too high

Yes at one time this was a popular recommendation with the 6.7 and the 5.9, there was even the tool set up for this and with cleaner. If you set a P226B this should be the first step in trouble shooting the turbo.

Answer 2

P226B Dodge Code - Turbocharger/Supercharger Boost Pressure Too High - Mechanical
Read more: https://www.autocodes.com/p226b_dodge.html