A/T - Shudder When Reapplying Throttle After Stopping
File In Section: 07 - Transmission/TransaxleBulletin No.: 99-07-30-007
Date: May, 1999
TECHNICAL
Subject:
Vehicle Shudder When Reapplying Throttle (Greater than 50%) Alter Stopping (Reprogram PCM)
Models:
1998 Buick LeSabre, Park Avenue
1998 Oldsmobile Eighty-Eight
1998 Pontiac Bonneville
with 3.8 L V6 Engine (VIN K - RPO L36)
and Hydra-Matic 4T65-E Transaxle (RPOs MN3, M15)
Condition
Some owners may comment about a vehicle shudder after slowing for a stop and reapplying the throttle at greater than 50 percent.
Cause
Condition may be due to insufficient line pressure causing improper clutch apply.
Correction
Reprogram the Powertrain Control Module with the appropriate calibration as listed below.
Parts Information
The calibrations listed are electronic calibrations and are NOT available from GMSPO. Calibrations will be available from Techline starting April, 1999, on the 1999 Disk 8 CD ROM.
Warranty information
For vehicles repaired under warranty, use:
Labor
Operation Description Labor Time
Prom - Use published
J6355 Reprogramming - labor
On Car operation time