New DTC MESSAGE
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Cadillac Seville / Cadillac Eldorado Forum Discussion, New DTC MESSAGE in Past Cadillac Vehicle Discussion; Hi, Today I got a code ACM1312 ( high side temp sensor open circuit} can anyone explain exactly what this ...
  1. #1
    paulikorg is offline Cadillac Owners Member
    Automobile(s): 1997 Seville SLS
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    New DTC MESSAGE

    Hi,
    Today I got a code ACM1312 ( high side temp sensor open circuit} can anyone explain exactly what this is?

    Thanks pauli 1997 caddilac sls


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  3. #2
    Ranger's Avatar
    Ranger is offline Cadillac Owners Member
    Automobile(s): White Diamond '03 DHS (with DTS floor shift)
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    Re: New DTC MESSAGE

    Probably a bad high side A/C temp sensor (#14).

    http://www.gmpartsgiant.com/Page_Pro...PartSortBy=Key

  4. #3
    stoveguyy is offline Cadillac Owners Connoisseur
    Automobile(s): 03 STS
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    Is your a/c working?

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  6. #4
    paulikorg is offline Cadillac Owners Member
    Automobile(s): 1997 Seville SLS
    Join Date
    Jan 2010
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    Northeast,Pa
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    Thread Starter

    Re: New DTC MESSAGE

    A/c working but not as cold as it should be

    ----------

    Thanks Ranger..

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