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  1. P

    front wheel bearings question

    my 1986 c20 diesel suburban needs the bearings repacked but it is 8600 gvwr. this means the bearings and seals to this vehicle are unfamiliar to many of the people at the local parts houses. can anybody give me the gm or acdelco numbers for the front bearings and seals? thanks, peyton
  2. P

    change from mechanical to electrical speedo?

    hi folks, the speedo in my '86 diesel suburban began to moan and the needle to bounce around a bit the other day and so i decided to lubricate the cable today. to make a long story short, it turns out someone put in a modified later model cluster and it was about 1/8" larger in both width and...
  3. P

    power window motor question

    hello all, in going thru my 86 suburban, i just replaced the rf power window motor (acdelco 12497971) and noticed that there is a hole in the plastic near the power connector. the old motor had a hole as well so i'm wondering what is the purpose of it. must be there for a reason. thanks...

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