For 1990-2009 cars

# INFO - NEW TOOL J-42958, REV. CHARTS AND SCHEM. FOR CRUISE

#### SUBJECT: INFORMATION - NEW TOOL J-42958, REVISED CHARTS AND SCHEMATICS FOR CRUISE CONTROL DIAGNOSIS

#### MODELS: 1988-98 PASSENGER CARS AND TRUCKS WITH ELECTRO-MOTOR (STEPPER MOTOR) CRUISE CONTROL SYSTEMS

A NEW CRUISE CONTROL TESTER, J-42958, HAS BEEN SENT TO ALL DEALERS AS PART OF THE 1998 ESSENTIAL TOOL PACKAGE. THIS TOOL WILL WORK ON ALL STEPPER MOTOR CRUISE CONTROL SYSTEMS FOR PAST MODEL YEARS.

THE CHARTS AND SCHEMATICS IN THIS BULLETIN CAN BE USED IN PLACE OF THE DIAGNOSTIC CHARTS IN PREVIOUS SERVICE MANUALS WHEN THIS NEW TOOL IS USED. THESE CHARTS WILL BE INCLUDED IN THE 1999 SERVICE MANUALS.

FIGURES: 02

ATTACHMENTS: 06

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 1998 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.