truck looses power when shifting sometimes

Discussion in 'Mack Forum' started by chompiras trucking, Oct 16, 2013.

  1. chompiras trucking

    chompiras trucking Bobtail Member

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    Oct 16, 2013
    0
    when i start shifting truck looses power rpm gauge goes all the way down to zero electronic malfunction light flashes once or twice gas pedal quits working but truck stays running at idle it does this once in the while not all the time run the scanner but no codes were found does anybody had this problem before? how did you fix it?
     
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  3. baha

    baha Road Train Member

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    Jul 25, 2013
    ga
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    try replacing TPS at the 2 wire ele. under fuel pedal unhook at plug U can test it or replace it 30$
     
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