Having problems with your 1999 Cadillac DeVille ?
Cadillac 1999 DeVille Battery goes dead after sitting for a few days. Had battery checked and it's good. What should I check?
Answers :
You should check for voltage draws when the vehicle is off... Disconnect the negative battery termal, Pull dome light fuse,and connect a light or volt meter between the two.
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\015\012common offenders are alternator diodes. These fail and cause drain.
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\015\012Then you have to check, circuit by circuit, until you find the offending system.
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\015\012Also, before doing anything, disconnect negative terminal and see if the battery is still fully charged after a few days...
\015\012
\015\012common offenders are alternator diodes. These fail and cause drain.
\015\012
\015\012Then you have to check, circuit by circuit, until you find the offending system.
\015\012
\015\012Also, before doing anything, disconnect negative terminal and see if the battery is still fully charged after a few days...
Repair Help & Product Troubleshooting for 1999 Cadillac DeVille
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