Accessories and Optional Equipment: Technical Service Bulletins

• Customer Interest
  • Garage Door Opener - Reduced Operating Range
  • Antitheft - Intermittent No Start/Crank Due to Passkey
    • Overview
    • 1991-1992 Vehicles:
    • 1990 Vehicles:
    • Eldorados, Sevilles, and Allantes:
    • Diagnosis/Correction Cranks/No Start
    • Warranty Information
    • Wire Diagram
  • Engine - False Change Oil Message
  • Driver Information Center - Intermittent Problem Message
  • BCM - Codes B120,1,2,3/`XX SECONDS DELAY' Message on DIC
  • PASS Key Security System - Intermittent No Start
  • Radio - Poor AM or FM Radio Reception
  • Compact Disc Players - CD Changer Loading Procedures
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Audio System - Noise When Using Portable Playback Unit
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Customer Interest
    • Garage Door Opener - Reduced Operating Range
    • Antitheft - Intermittent No Start/Crank Due to Passkey
      • Overview
      • 1991-1992 Vehicles:
      • 1990 Vehicles:
      • Eldorados, Sevilles, and Allantes:
      • Diagnosis/Correction Cranks/No Start
      • Warranty Information
      • Wire Diagram
    • Engine - False Change Oil Message
    • Driver Information Center - Intermittent Problem Message
    • BCM - Codes B120,1,2,3/`XX SECONDS DELAY' Message on DIC
    • PASS Key Security System - Intermittent No Start
    • Radio - Poor AM or FM Radio Reception
    • Compact Disc Players - CD Changer Loading Procedures
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Audio System - Noise When Using Portable Playback Unit
  • Erratic Operation
    • Instruments - IP/DIC Displays Flicker, Turn OFF/DTC E047
    • Driver Information Center - Intermittent Problem Message
    • BCM - Codes B120,1,2,3/`XX SECONDS DELAY' Message on DIC
    • PASS Key Security System - Intermittent No Start
  • False instrument warning light/gauges
    • Engine - False Change Oil Message
    • Instruments - IP/DIC Displays Flicker, Turn OFF/DTC E047
    • Driver Information Center - Intermittent Problem Message
    • BCM - Codes B120,1,2,3/`XX SECONDS DELAY' Message on DIC
  • Noise
    • Audio System - Noise When Using Portable Playback Unit
  • Poor performance
    • Radio - Poor AM or FM Radio Reception
  • Starting problems
    • Antitheft - Intermittent No Start/Crank Due to Passkey
      • Overview
      • 1991-1992 Vehicles:
      • 1990 Vehicles:
      • Eldorados, Sevilles, and Allantes:
      • Diagnosis/Correction Cranks/No Start
      • Warranty Information
      • Wire Diagram
    • Electrical - No Start Or No Crank With BCM Code 334
    • PASS Key Security System - Intermittent No Start
    • Antitheft - Starting Disabled Message Displayed, One Key
• All Technical Service Bulletins
  • Audio - Inadvertent Steering Wheel Button Activation
  • Accessories (Aftermarket) - Installation Guidelines
  • Electrical - Wire Probing Device
  • Garage Door Opener - Reduced Operating Range
  • Antitheft - Intermittent No Start/Crank Due to Passkey
    • Overview
    • 1991-1992 Vehicles:
    • 1990 Vehicles:
    • Eldorados, Sevilles, and Allantes:
    • Diagnosis/Correction Cranks/No Start
    • Warranty Information
    • Wire Diagram
  • Engine - False Change Oil Message
  • Instruments - IP/DIC Displays Flicker, Turn OFF/DTC E047
  • Driver Information Center - Intermittent Problem Message
  • BCM - Codes B120,1,2,3/`XX SECONDS DELAY' Message on DIC
  • Instruments - Reset Engine Oil Life Procedures
  • Electrical - No Start Or No Crank With BCM Code 334
  • Radio - Noise Diagnosis
    • Outline
    • Noise Diagnosis
    • Switch Pops
    • Whine
    • Ignition Noise
    • Poor Reception/Static
    • Speakers Noisy, Non-Bose
    • Speakers Noisy, Bose
  • PASS Key Security System - Intermittent No Start
  • Antitheft - Starting Disabled Message Displayed, One Key
  • Radio - Poor AM or FM Radio Reception
  • Compact Disc Players - CD Changer Loading Procedures
  • Electrical - Trailer Wiring & Micro-Relays & Maxi Fuses
  • AM/FM/Cellular Antenna - Parts Availability
  • Audio System - Refurbishing Radio Faceplates/Knobs
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Audio System - Noise When Using Portable Playback Unit