Recent content by thebannister8

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    rear end identification for a gmc sierra c2500 2wd 5.7 ltr

    thank you for the information...i appreciate it
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    rear end identification for a gmc sierra c2500 2wd 5.7 ltr

    thanks for the reply...there are 2 stickers in the glove box...one is for camper information and the other is for parts identification...the parts identification one has alot numbers ( different codes )...what would the code be for non gov-lock rear end...how many kinds are there...and as a side...
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    rear end identification for a gmc sierra c2500 2wd 5.7 ltr

    hi all...i have a 89 gmc sierra c2500 2wd and i'm trying to learn if the rear end is limited slip or something else...it has a 14 bolt cover plate and there's a casting on the side that reads cfo 9690...i don't see a tag on it and the information on the inside of my door is mainly missing...thanks
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    changing ignition timing

    thank you for the information
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    changing ignition timing

    hi...thanks for the great information...i took the cover off and i saw what looked like 2 modulers with a number of wires coming out of each...the one on the right has 4 or 5 wires and one of them is tan with a black stripe...i then noticed to the right a large wire loom that still gets covered...
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    changing ignition timing

    hi i'm new to timing my 1989 gmc sierra 5.7 litre tbi...the manual doesn't specify for my year what to do...what i mean is that they mention other years and displacements and then proceed to explain what to do...i don't know if that applies to my year...it says to bypass the electronic spark...
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    tbi 220 vacuum

    hi there...i'm new here and have an 89 gmc sierra with a 5.7 litre...i went and failed smog today and was checking out the tbi...i have 5 vacuum hoses...4 in the front and 1 in the back...it's all hooked up as it should be according to the diagram on the air filter...i notice though that the far...
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