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  1. #1

    Default 1995 GMC K1500 5.7 running rough

    Runs rough at low rmps and sometimes @ idle. Replaced the IAC and TPS... Any ideas?????

  2. #2
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    Default

    Welcome to the GM truck club Tknucks.. How many miles & how long since it's last maint. service, tune up??
    1988 Chevy C-3500 2wd (no pic)
    350 c.i. 5.7 L Stock Block, 4 Bolt Mains
    L-31 Vortec Heads, Edelbrock Cam & Intake,
    Holley 650, Flowtech Headers, Magnaflow exh.
    Jet Trans 700R4, B&M Ratchet, 4:10 gears,
    3" susp. lift kit "shadetree"
    No rev limiter, No speed limiter lol


  3. #3

    Default

    Do you know when the plugs/wires/distributor were changed last? A good seafoam cleaning through the vacuum line at your brake booster could help.
    1999 chevy tahoe LS 2 door, 140k,looking good-running strong
    2000 chevy tahoe LT (new), 18" gear alloys, billet grill,black out emblem,tint,K&N intake
    :glasses:

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