I' m sorry to hear that, but i have some good news for you. You may not be able to get a new one, but I did a little research for you and found a bulletin on a way that you may be able to get the unit repaired. Here the bulletin for you hope this helps feel free to let me know how I can assist you further.
#80-83-07: INFO ON AVAILABILITY OF REPAIRS TO CRT - (Mar 13, 1998)
THIS IS A MONTHLY SERVICE NEWSLETTER ARTICLE. THIS BULLETIN IS NOT INTENDED FOR PUBLICATION.
FOR 1986-89 RIVIERA AND REATTA THAT HAVE THE CRT SCREEN IN THE DASH, THE AC-DELCO REPAIR CENTER IN DAYTON, OHIO HAS THE CAPABILITY TO REPAIR THE CRT AND REPLACE THE PICTURE TUBE IF NECESSARY. THEIR ADDRESS IS DSS INC,XXXXX DAYTON, OHIO, 45414.
THEIR PHONE NUMBERS ARE(NNN) NNN-NNNNAND TOLL FREE NUMBER IS XXXXX
FIGURES: 00 ATTACHMENTS: 00
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.
GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". They are written to inform these 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 your GM dealer for information on whether your vehicle may benefit from the information.
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Yes it was. The Gm modules are getting scarce. Yes let me know how this turns out. I haven't replaced a crt since I was fresh out of tech school. It was alomst always the cps.