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  1. Service code PO128? - Car Forums and Automotive Chat

    Nov 8, 2004 · Service engine soon light came on my wifes 2000 Grand Prix GT yesterday. My daughter took it to Autozone to see what code it spit out and she said they told her it was code …

  2. 03 Impala Diagnostic Code PO128 - Page 03 - Car Forums and …

    03 Impala Diagnostic Code PO128 Impala | Impala SS Car Forums Page 3

  3. PO128 code - Car Forums and Automotive Chat

    Nov 23, 2007 · PO128 code TrailBlazer | Trailblazer EXT Car ForumsWelcome to AF, usually not going to get an answer on a thread this old, but that code points to a T'stat. BTW you really …

  4. Code PO128 - Car Forums and Automotive Chat

    Feb 14, 2010 · Code PO128 Grand AM Car ForumsI did replace the ECT sensor, hoping that would cure it and also because it's easier to get to. Unfortunately, that didn't keep the code …

  5. 2001 monte carlo SS service vehicle soon message HELP

    Jan 23, 2006 · i have a 2001 monte carlo ss with 50,000 miles. In the last few months the service vehicle soon message light comes on and will reset if you turn the car off and restart. this has …

  6. Grand AM - Page 4 - Car Forums and Automotive Chat

    1999 Grand Am GT-"Trac Off" light won't go off 1999 Grand Am GT-HVAC blower motor turns itself on!! 99 grand am v6,interference,or non- interference? No power to fuel pump Need Help …