DASHES ON I/P FOR SUPERCHARGER BOOST (NO VALUES. Buick Regal 1998

THIS IS A MONTHLY SERVICE NEWSLETTER ARTICLE THIS INFORMATION IS NOT INTENDED TO BE A PUBLISHED BULLETIN

IF A 97 OR 98 SUPERCHARGED W CAR HAS DASHES DISPLAYED IN THE DRIVER'S INFORMATION CENTER WHEN MONITORING SUPERCHARGER BOOST PRESSURE, THE DASHES INDICATE THAT THE CLUSTER IS NOT RECEIVING CLASS II SERIAL DATA FROM THE PCM. USE A TECH II TO SEE IF THE PCM IS RECEIVING DATA FROM THE MAP SENSOR. IF THE TECH II IS SHOWING MAP, THERE MIGHT BE A PROBLEM WITH THE CLUSTER WHICH WILL NEED TO BE EXCHANGED.

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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.