oil treatment
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6.7 oil adative ? Airflow out of the Dash Vents.?
2012 6.7 diesel engine oil additive. does anyone have experience with Oil additives for cleaning the valves injectors etc. truck has 53,000 miles. My dashboard vents also don’t seem like you’re putting out as much air as they used to and sometimes I hear a whistling sound has anyone had...- Larry Waters
- Thread
- a/c vents damper diesel 6.7 heater vents oil treatment
- Replies: 2
- Forum: Garage
