Durango 4WD V8-5.9L VIN Z (1998)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine - Spark Knock/PCM Reprogramming
NUMBER: 18-05-00 Rev. G
GROUP: Vehicle Performance
DATE: Dec. 01, 2000
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 18-05-00 REV F, DATED SEPT. 15, 2000, WHICH SHOULD BE
REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE AN UPDATE TO THE
EMISSIONS PACKAGES.
SUBJECT:
1998
M.Y.
Engine Spark Knock
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software (calibration level 98Cal12 and
98Cal12C)
MODELS:
1998
(AB)
Ram Van
1998
(AN)
Dakota
1998
(BR/BE) Ram Truck
1998
(DN)
Durango
1998
(XJ)
Cherokee
NOTE:
THIS BULLETIN APPLIES TO VEHICLES EQUIPPED WITH A 2.5L (EPE), 3.9L (EHC), 4.0L (ERH), 5.2L (ELF), OR 5.9L LIGHT DUTY
(EML) GASOLINE ENGINE. SEE THE TWO TABLES - FOR SPECIFIC APPLICATIONS AND EXCLUSIONS.