For 1990-2009 cars

# DELAYED OR NO 1-2 UPSHIFT AT WIDE OPEN THROTTLE

#### SUBJECT: DELAYED OR NO 1-2 UPSHIFT AT WIDE OPEN THROTTLE (WOT) (REPLACE GOVERNOR)

#### MODELS: 1995 BUICK SKYLARK 1995 OLDSMOBILE ACHIEVA 1995 PONTIAC GRAND AM WITH 2.3L ENGINE (VIN D - RPO LD2) AND HYDRA-MATIC 3T40 TRANSAXLE (RPO MD9)

TRANSAXLE MODELS: 5KDC

#### CONDITION:

SOME OWNERS MAY EXPERIENCE A DELAYED OR NO WOT 1-2 UPSHIFT. THIS MAY RESULT IN HIGH ENGINE RPM FUEL SHUT-OFF.

CAUSE: (FIGURE 1) THIS CONDITION MAY BE CAUSED BY A SLIGHT OSCILLATION OF THE GOVERNOR ASSEMBLY DURING (WOT) ACCELERATION.

#### CORRECTION:

TO REPAIR THIS CONDITION THE GOVERNOR MUST BE REPLACED.

#### SERVICE PROCEDURE:

1) VERIFY THE FOLLOWING TRANSAXLE IDENTIFICATION INFORMATION: --THE MODEL IS A 5KDC --THE JULIAN DATE IS PRIOR TO 161

2) ROAD TEST THE VEHICLE. VERIFY THAT THE VEHICLE HAS A DELAYED OR NO (WOT) 1-2 UPSHIFT AS LISTED UNDER CONDITION.

3) REPLACE THE ORIGINAL GOVERNOR ASSEMBLY WITH THE GOVERNOR ASSEMBLY IN THE SERVICE KIT (P/N 24205620).

#### PARTS INFORMATION:

PART NO. DESCRIPTION 24205620 GOVERNOR ASSEMBLY

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

#### WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION: K6430 GOVERNOR ASSEMBLY--REPLACE

USE THE PUBLISHED LABOR OPERATION TIME.

FIGURES: 1 ATTACHMENTS: 0

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1996. GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.