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  1. S10 / Sonoma
    97 4.3 manual 2wd High idle on start up to 3k and then settles after 2-3 seconds. Idle stays up when switching gears and truck pulls itself with no throttle. Putting truck in 5th and bogging it down to 1500 is the only way to get it down until a complete stop is made. Then it will drop after a...
  2. S10 / S15
    I've tracked an HVAC hiss through all my vacuum lines...no joke, I've touched them all. Replaced a few decaying rubber hoses and a busted 5-way valve, cleaned and greased the vent controller...and yet it persists. Two things remain: 1. I capped the line to the front differential actuator...
  3. What is This?
    took my intake off and came across this cracked old tub coming off the PCV, followed it behind the brake booster and found this.. can’t find where it should connect to. can anyone help me out?
  4. What is This?
    Getting ready to do cap and rotor on my 4.3 and accidentally popped the line on the left (longer side going towards distributor) and noticed it’s badly cracked (not sure if it was me or if it was already cracked but I def made it worse). I have no idea what it is but if it’s a vacuum hose it’s...
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