Page 1 of 8 ODOMETER/SPEEDOMETER REPAIR FACILITIES TECHNICAL SERVICE BULLETIN Reference Number(s): 66-83-04, 66-83-04A ACDELCO SERVICE CENTER LOCATIONS FOR ODOMETER/SPEEDOMETER SERVICE Model(s): 1997 and Prior Passenger Cars and Trucks (Excluding Cadillac) Section Title: 8 - Chassis/Body Electrical Bulletin No.: 66-83-04A Date: September, 1996 1994 Chevrolet Caprice 5.7L Eng Impala SS Print Date: NOTE: This bulletin is being revised to provide the necessary contact information only. Please discard Corporate Bulletin Number 66-83-04 (Section 8 Chassis/Body Electrical), dated July, 1996. SERVICE INFORMATION General Motors provides service for sophisticated electronic products through the authorized ACDelco Service Center Program. This program is designed to provide GM vehicle owners with the highest quality and most technically up-to-date product available. Repair products from unauthorized service outlets are not acceptable as warranty replacements. Currently, there are 25 authorized ACDELCO SERVICE CENTERS who exchange and remanufacture odometer/speedometers. Only these Centers should be contacted for service. NOTE: W series and 1997 T series Medium Duty truck odometer/speedometers must be ordered directly from GMSPO. The following steps should be taken when utilizing the ACDelco Service Centers: Dealers should contact their local ACDelco Service Center. Any listed facility may be used: The following information must be provided: 1. Part number 2. VIN, Mileage, Vehicle Year, Make and Model 3. Dealer Name and Address

Page 2 of 8 4. Delivery Date of Vehicle 5. Name of the person requesting exchange or service 6. Phone number 7. Repair Order Number 8. P.O. number (if non - warranty) ACDELCO SERVICE CENTERS Arizona Jimmy's Radio-TV 3839 N. 16th St. Phoenix, AZ 85016 (602) 264-1379 (800) 227-7234 - National Fax (602) 254-6697 CALIFORNIA Auto Electric Radio 1841 West Commonwealth Fullerton, CA 92633 (714) 871-7357 (800) 321-6970 - National Fax (714) 871-2062 Speed-O-Tach, Inc. 4090 Pike Lane Concord, CA 94520 (510) 691-4090 (800) 442-4491 - National Fax (510) 691-4101 COLORADO Instrument Sales - Service

Page 3 of 8 4990 Nome St. Suite C Denver, CO 80239 (303) 576-8555 (800) 666-5469 - National Fax (800) 272-3628 FLORIDA Techni-Car, Inc. 450 Commerce Oldsmar, FL 34677 (813) 855-0022 (800) 886-0022 - National Fax (813) 855-2101 GEORGIA Speedometer Service Company 8471 Roswell Road Atlanta, GA 30350 (770) 998-1666 (800) 322-1827 - In-State (800) 241-2385 - Out-State Fax (770) 993-0252 ILLINOIS D & B Auto Radio, Inc. 2140 Corporate Drive Addison, IL 60101 (630) 916-8787 (800) 323-4813 - National Fax (708) 916-8922 MARYLAND Caton Radio, Inc.

Page 4 of 8 6328 Baltimore National Pike Catonsville, MD 21228 (410) 747-8667 (800) 443-6709 - National Fax (410) 788-4386 MASSACHUSETTS Modern Radio Shop 34 Broadway Wakefield, MA 01880 (617) 246-2052 (800) 848-4001 - National Fax (617) 246-2078 MICHIGAN Specmo Enterprises 2850 West 11 Mile Road Berkley, MI 48072 (810) 399-9806 (800) 545-7910 - National Fax (810) 399-0493 MINNESOTA Auto-Sound Entronix 960054th Avenue North Minneapolis, MN 55442 (612) 559-9654 (800) 328-0795 - National Fax (612) 559-9652 MISSOURI Autronics Auto Spec.

Page 5 of 8 1450 Page Ind. Ct St Louis, MO 63132 (314) 423-2323 (800) 325-1325 - Out-State Fax (314) 423-2841 NEW JERSEY Eastern Elec., Inc. 180 Essex St Hackensack, NJ 07601 (201) 342-3945 (800) 221-2138 - National Fax (201) 342-1163 NEW YORK United Radio Service 5705 Enterprise Pkwy. E. Syracuse, NY 13057 (315) 446-5570 (800) 448-0944 - National Fax (315) 446-2434 Model Electronic, Inc. 321 W. Rt. 59 Nanuet, NY 10954 (914) 623-8020 (800) 433-9657 - National Fax (914) 623-2747 NORTH CAROLINA Downtown Radio Service 2908 Stewart Creek Charlotte, NC 28216

Page 6 of 8 (704) 391-0801 (800) 537-0116 - National Fax (704) 393-9145 OHIO Dayton Speedometer 7476 Webster St. Dayton, OH 45414 (513) 454-4700 (800) 543-9687 - National Fax (513) 454-4711 Electra-Sound, Inc. 5260 Commerce Pkwy. W. Parma, OH 44130 (216) 433-1050 (800) 262-9606 - National Fax (216) 433-9425 PENNSYLVANIA R. T. Grim Co. 400 Regis Ave Pittsburgh, PA 15236 (412) 655-1574 (800) 222-5509 - National Fax (412) 655-0988 H & R Auto Radio Svc 155 York Road Warminster, PA 18974 (215) 672-3707 (800) 523-6605 - National Fax (215) 672-4277

Page 7 of 8 TENNESSEE Rickwood Radio Service 1830 Airlane Drive Nashville, TN 37210 (615) 889-3270 (800) 423-4142 - National Fax (615) 391-3842 TEXAS Speedometer Service Inc. 3227 Skylane Drive Carrollton, TX 75006 (214) 380-8944 (800) 336-3998 - National Fax (214) 407-0164 Zener Electronics 10535 Harwin Houston, TX 77036 (713) 981-5700 (800) 992-1092 - National Fax (713) 981-5900 VIRGINIA Southern Autotronics 3300 Norfolk St. Richmond, VA 23230 (804) 353-5400 (800) 572-2880 - In-State (800) 446-2880 - Out-State Fax (804) 358-3216 WASHINGTON

Page 8 of 8 Instrument Sales-Serv, Inc. 18814-72nd Ave. S. Kent, WA 98032 (206) 251-5469 (800) 666-5469 - National Fax (206) 251-6543 Fax (800) 272-3628