System running rich. Random check engine light, P0172 (pending) / P0175 (current)

[swathdiver]

My mind was way out of context!

It's hard to remember everything my friend!

 

[tahoe_toronto]

Keep your eyes on them for a while, see what happens. We'd love to get an update later on, good or bad.

The update: The codes did not show up again, and we drove the truck for few thousand kms so far!

Thank you!