Cadillac 1995 DeVille Owners Literature page 239

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NOTICE:
Ignoring these steps could result in costly damage to your
vehicle that wouldn't be covered by your warranty.
Trying to start your Cadillac by pushing or pulling it won't work
and it could damage your vehicle.
TO JUMP START YOUR CADILLAC:
1. Check the other vehicle. It must have a 12-volt battery with a negative
ground system.
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NOTICE:
If the other system isn't a 12-volt system with a negative ground,
both vehicles can be damaged.
2.
3.
4.
Get the vehicles close enough so the jumper cables can reach, but be
sure the vehicles aren't touching each other. If they are, it could cause
a ground connection you don't want. You wouldn't be able to start
your Cadillac and the bad grounding could damage the electrical
systems.
Turn off the ignition on both vehicles. Turn o f f all lamps,
radio
or any
accessorie.s that are in use on both vehicles. This will avoid sparks arld
help save both batteries as well as avoid damage to any of the
accessories.
Open the hoods and locate the batteries.
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