1986 Chevrolet Silverado

Discussion in 'Chevy Silverado Forum (GMC Sierra)' started by Mattdtrue, Jan 11, 2010.

  1. Mattdtrue

    Mattdtrue Rockstar 100 Posts

    Got this from my dad this weekend and have several questions hope yall can help it has 305 first question is it has 2 feul tanks anyone know how much fuel each one holds ?
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  2. Mattdtrue

    Mattdtrue Rockstar 100 Posts

    Here is the front
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  3. Mattdtrue

    Mattdtrue Rockstar 100 Posts

    Last one the inside
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  4. Bluewater

    Bluewater Rockstar

    If I remember correctly they are 16 gallons each.
     
  5. Mattdtrue

    Mattdtrue Rockstar 100 Posts

    That's right found the owners manual said two 16 gal tanks thank you
    next question why and what can I do to improve fuel milage it's a gas hog
    So far I've changed air filter that's it. Just bought some new valve cover gaskets one is bad gonna replace both ofcourse
     
  6. Mattdtrue

    Mattdtrue Rockstar 100 Posts

    Also another question it has two fuel tanks does this mean it has two fuel pumps
     
  7. Mattdtrue

    Mattdtrue Rockstar 100 Posts

    Ok no one knows that answer...
    Let's try another there is antifreeze leaking from somewere just can't spot it looks to be coming from between the motor and transmission yes the rear of the motor also leaks only whe
    truck it running
     
  8. silveradotrailblazer

    silveradotrailblazer Epic Member 5+ Years ROTM Winner 5000 Posts

    What kind of horse and its name in the pictures?;-)
     
  9. dsfloyd

    dsfloyd Epic Member 5+ Years ROTM Winner Gold Member 1000 Posts

    I believe it only has one pump since they werent in the tank. it was a valve/actuator or something in the line that switched tanks. Not much to do to improve fuel economy, but tune up is always the first place to start if it hasnt been done in a while.
     
  10. Mattdtrue

    Mattdtrue Rockstar 100 Posts

    I've not owned a truck with two tanks b4 wasn't sure thanks for the reply
    I am amazed how much fuel it uses it has a 305 my old 95 had a 350 heck I was thinking smaller engine better mpg boy was I ever wrong !
     

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