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  1. 4 Banger Lounge
    I am having a hard time diagnosing what is actually wrong with my 2008 Frontier XE 2.5L 4-cyl King Cab with 121k miles. I used a vacuum gauge on the air intake where the brake booster line enters and it remained roughly around 21-24 in/Hg (i think that is the unit on the gauge). After that I...
  2. 2nd Gen - DIY - Do It Yourself / Tech Tips
    Year: 2007 Engine: 4.0L V6 Mileage: 93,000 My service engine light recently came on, a bit after I noticed that my truck was idling erratically. So I pulled out my code reader and got a P0171 code (System too lean bank 1). After some further exploration, my initial thoughts are a faulty...
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