PROM - Low Power/Stumble When Accelerating/2-1 Slip
File In Section: 06 - Engine/Propulsion SystemBulletin No.: 99-06-04-045
Date: October, 1999
TECHNICAL
Subject:
Low Power/Stumble When Accelerating in Turns or Straight Line
(Reprogram PCM)
Models:
1998-99 Buick Park Avenue, LeSabre
1998-99 Oldsmobile Eighty-Eight
1998-99 Pontiac Bonneville
Condition
Some customers may comment on low power or stumble when accelerating in turns or straight line. Other concerns may include a 2-1 transmission slip, an SES light for P0405/P1374 and an L1 coast-up IAC interaction.
Correction
The following service calibrations have been released to update the vehicles to correct the conditions.
Parts Information
The calibrations listed are electronic calibrations and are NOT available from GMSPO. Calibrations will be available from Techline starting June 1999, on the TIS 2000 Disc 12 CD ROM.
Warranty Information
For vehicles repaired under warranty, use:
Labor
Operation Labor Description Labor Time
PROM - Use published labor
J6355 Reprogramming operation time