Traverse FWD V6-3.6L (2009)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine Controls - Light Throttle Hesitation/Harsh Shifts
TECHNICAL
Bulletin No.: 09-06-04-019
Date: March 23, 2009
Subject:
Hesitation During Light Throttle, Launch or Slow Speed Right Turns, Jerky or Harsh Shifts, Tachometer Movement During Deceleration (Reprogram
ECM)
Models:
2009 Buick Enclave
2009 Cadillac CTS, STS
2009 Chevrolet Traverse
2009 GMC Acadia
2009 Saturn OUTLOOK
All Equipped with 3.6L Engine (VINs D, V - RPO LLT)
All Vehicles Built in October 2008 and Earlier
Condition
Some customers may comment that the vehicle exhibits one or more of the following conditions:
-
Hesitation on light throttle tip-in or during launch from a standing start.
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Hesitation during slow speed right turns.
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Jerky or busy shifts on rolling hills at highway speeds with cruise control on.
-
Harsh or delayed shifts around 64 km/h (40 mph).
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Delayed shifts after releasing accelerator.
-
Tachometer indicator bouncing during deceleration or coastdown.
Correction
Note
Make sure your Tech 2(R) is updated with the latest software version.
Reprogram the ECM with a new service calibration using the TIS2WEB Service Programming System (SPS) application.
Warranty Information
For vehicles repaired under warranty, use the table above.
Disclaimer