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January 24, 1997 Service bulletin

Erroneous MIL illumination/driveability improvements- downstream 02 sensor heater failure- cold engine...

Jeep technical service bulletin 180397 for 1996 Jeep Grand Cherokee, 1995 Jeep Cherokee and 1996 Dodge Dakota and others.

Bulletin number
180397
Component
Unknown or other
Summary
Erroneous mil illumination/driveability improvements- downstream 02 sensor heater failure- cold engine warm up sag/hesitation- driveaway sag/hesitation- surge at constant speeds with cruise control- spark knock during moderate to heavy load and/or deep throttle acceleration- cold transmission delayed- map sensor voltage too low. Jd

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