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1995 GMC K1500 5.7 running rough

Discussion in 'GM Powertrain' started by tknucks, Feb 1, 2011.

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  1. tknucks

    tknucks New Member

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

    stephan New Member 1000 Posts 100 Posts

    Welcome to the GM truck club Tknucks.. How many miles & how long since it's last maint. service, tune up??
  3. strat804

    strat804 New Member

    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.

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