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  1. W

    Hydro boost upgrade

    Hey I have a 2003 GMC Denali (Awd 6.0). It currently has completely stock brakes. I bought the bigger rotors and the ‘07 tahoe calipers for the front. My hydro boost is currently leaking. Should I buy anther ‘03 hydro boost or can I swap in a 2011 hydro boost and master cylinder ? If not a...
  2. W

    Air ride help

    Been having intermittent issues with my air ride. Keep getting the service air ride message. Finally got this code What do?
  3. W

    Noise from dash

    Have this noise coming from dash. Whenever it stops the heat will only blow out of defroster :(.
  4. W

    Battery gauge fluctuations

    I just replaced battery and tested alternator. My battery gauge keeps going from 14 down to 12 and constantly fluctuates. It usually only does so at idol. Under load it maintains 14. Is this a bad ground or something else?
  5. W

    Declining MPG

    Recently my MPG is going down. Considering doing straight pipes and a cold air intake. What other maintenance items should I do as well?
  6. W

    2003 Yukon General Maintenance

    Hey Y'all I just picked up an '03 Yukon Denali. I bought it in Burlington,Vermont but luckily its a California car that I saved from certain death by salt. It had 123k when I bought it and its got roughly 126k now. What kind of General Maintenance should I be doing? Tried to search but didn't...

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