While cruising at any speed over 50 I notice a 'bogging' type sound. **It only happens when I let off the gas**. Sounds like bubbling water, etc. ALSO, my A/F goes LEAN. Like 17.0...to - - - read out. Not sure why. I changed the fuel filter, etc.
Not throwing any codes...what could this be?
Not throwing any codes...what could this be?
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