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codes what to do any ideas of clearing/fixing

1059 Views 4 Replies 3 Participants Last post by  ElDawgg 2G
my 91 cad. deville shows codes e041,,e052,,e053 and e091 can anyone help with these and any idea of clearing them
1 - 1 of 5 Posts
Enter diagnostics by pressing "off and warmer"
Once codes have displayed, press "off and fan up" to clear codes
Then press "econ" to exit
Post back when you have cleared the codes.
1 - 1 of 5 Posts
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