Can I trust that little gauge?????
Our 07 Dodge - 5.9 Cummins - has a gauge like this on the air filter The owner's manual says to depend on this gauge to tell you when to change the filter. In fact, on page 391 it says never...
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That spring-loaded gauge can get cr@p in it, introducing friction and causing the gauge to stick.
There's no way I'm going to trust a $2 spring-loaded toy to tell me when the filter is dirty.
There's no way I'm going to trust a $2 spring-loaded toy to tell me when the filter is dirty.
