Jeep Wrangler: SERVICING AND MAINTENANCE / ENGINE COMPARTMENT
NOTE:
Under no circumstances should oil change
intervals exceed 8,000 miles (12,875 km) or
six months, whichever comes first when
using biodiesel blends greater than 5% (B5)...
Other information:
S..
Disconnect the negative (-) end of the
jumper cable from the engine ground of
the vehicle with the discharged battery.
Disconnect the opposite end of the negative
(-) jumper cable from the negative (-) post of
the booster battery.
Disconnect the positive (+) end of the
jumper cable from the positive (+) post of
the booster battery...