300 V6-3.5L (2008)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine Controls - Whistle Sound From Engine Compartment
NUMBER: 18-036-08 REV. A
GROUP: Vehicle Performance
DATE: December 3, 2008
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 18-036-08, DATED SEPTEMBER 18, 2008, WHICH SHOULD BE
REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE AN ADDITIONAL MODEL
YEAR AND UPDATED REPAIR PROCEDURE.
THE StarSCAN(R) FLASH FILES FOR THIS BULLETIN MUST BE RETRIEVED FROM THE INTERNET.
StarSCAN(R) SOFTWARE LEVEL MUST BE AT RELEASE 9.03 OR HIGHER FOR THIS BULLETIN.
StarMOBILE STANDALONE MODE OR StarMOBILE DESKTOP CLIENT MAY ALSO BE USED TO PERFORM THIS PROCEDURE.
SUBJECT:
Flash: Whistle Sound From Engine Compartment/Purge Solenoid
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software and Initializing the NAG1
transmission (sales code DGJ) or Clear the Variable Line Pressure (VLP) Counters on 42RLE equipped vehicles (sales code DGV) with the
StarSCAN(R)/StarMobile(R).
CAUTION:
It is important to initialize the NAG1 transmission (sales code DGJ) for 2008 model year or Clear the Variable Line Pressure (VLP) Counters on
42RLE equipped vehicles (sales code DGV) with the StarSCAN(R)/StarMobile(R).
MODELS:
*2008** - 2009 (LE)
300C/300 Touring (International Markets)
*2008** - 2009 (LX)
300 / Magnum / Charger
NOTE:
This bulletin applies to models equipped with a 3.5L engine (sales code EGG) built before August 26, 2008 (MDH 0826XX).
SYMPTOM/CONDITION:
Some customers may complain of a whistle sound coming from the engine compartment while the vehicle is running. This condition is caused by the
purge solenoid. A software change has been made to the current on the purge solenoid circuit which corrects the condition.
If the vehicle owner complains of this issue reprogram the PCM with the new software.
DIAGNOSIS:
Using a Scan Tool (StarSCAN(R) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all engine systems are functioning as
designed. If DTC's are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
PARTS REQUIRED:
