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2004 Cadillac DeVille Question: ses light stays on po740-code

 

Question

jimi 42, Lockport, NY, February 26, 2013, 21:44
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While driving service engine soon light stays on shows code po740

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  • Answer #1

    csubak30 February 27, 2013, 05:50
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     Master

    Torque converter clutch malfunction. Check transmission fluid level. Also, could be a torgque converter clutch solenoid valve or its harness is open or shorted.

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    jimi42, February 27, 2013, 17:28
     Rookie

    Thanks a million for advice U just made this senior citizen happy!!!!

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  • Answer #2

    Greg's Orange Auto (8805 Answers) , Orange, CA - (714) 482-6185
    globalhelper February 27, 2013, 06:28
     Master

    agree with #1 or get a free diag and est from aamco then shop prices

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    jimi42, February 27, 2013, 17:31
     Rookie

    Thanks 4 your reply taking & interest.Will follow thru,again many thanks 4 assist!!

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