TSB 87-71-63 (S: A/T - 4L80E Engine Stalls and/or Surges at Stop

Affected years: January 2000

Details

File In Section: 07 Transmission/Transaxle Bulletin No.: 00-07-30-006 Date: May, 2000 TECHNICAL Subject: Stalls/Surges at Stop or When Shifted to Drive or Reverse (Install Updated Calibration) Models: 1998-2000 Chevrolet and GMC C/K Models and G Van with Hydra-Matic 4L80-E Transmission (RPO MT1) This bulletin is being revised to include additional model years and new Correction information. Please discard Corporate Bulletin Number 87-71-63 (Section 7 - Transmission/Transaxle). Condition Some owners may comment on an engine stall or a slight surge at a stop or when the transmission is shifted into drive or reverse. Cause The transmission calibration may not be optimal for the best engine/transmission performance. Correction Install the latest new calibration. Parts Information The calibrations listed are electronic calibrations and are NOT available from GMSPO. Calibrations will be available from Techline starting January 2000, on the TIS 2000 Disk 2 CD ROM. Warranty Information For vehicles repaired under warranty, use: Labor Operation Description Labor Time J6355 On-Car Reprogramming. Use published Transmission labor operation time Disclaimer