84 & 85 Eldorado Convertible Registry And Information website

84 & 85 Eldorado Convertible Registry And Information website84 & 85 Eldorado Convertible Registry And Information website84 & 85 Eldorado Convertible Registry And Information website

84 & 85 Eldorado Convertible Registry And Information website

84 & 85 Eldorado Convertible Registry And Information website84 & 85 Eldorado Convertible Registry And Information website84 & 85 Eldorado Convertible Registry And Information website
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1984 Eldorado Biarritz Convertible standard and optional features

  • 1984 Eldorado Biarritz Convertible – Standard Equipment


AM6  Dual Comfort Front seats 45/50

A31  Windows – Electrically Powered

A90  Trunk Lid Release – Power

A91  Trunk Lid Release & Pull-Down – Power

B84  Body Side Molding

B53  Floor Matt Carpeted Rubber Front Deluxe

B54  Floor Matt Carpeted Rubber Rear Deluxe

CD4  Controlled Cycle Wiper System

LT8  Engine – 4.1 Liter DFI Gasoline V8

N30  Steering wheel Rim Leather Trimmed

N91  Wheel Discs – Wire (Locking)

U75  Antenna – Power

UA6  Theft deterrent

UM7  AM/FM Stereo Signal Seeking w/ Digital Display

VK3  License Plate Mounting Provisions

AU3  Power Door Locks

NA5  Emission system federal

YL1  Leather seating area


1984 Eldorado Convertible – Factory Optional Equipment



A80  Recliner Power Driver Seat                                                                                          $160.00

A81  Recliner Power Passenger Seat                                                                                $395.00

AG2  Seat Adjuster – 6-Way Power, Passenger                                                              $235.00

AU4  Door Locks – Automatic                                                                                                $70.00

B48  Trunk Mat                                                                                                                            $26.00

B93  Door Edge Guards                                                                                                            $19.00

C49  Defogger rear window (inc. LO2 & Heated out side mirrors )                        $220.00

C97  Illuminated Entry System                                                                                              $238.00

D62  Mirrors – Auto Day/Night                                                                                                $45.00

D74  Mirrors – Illuminated Vanity                                                                                          $140.00

DD8  Mirror Automatic Day/Night Inside                                                                            $80.00

UB8  Trumpet Horn                                                                                                                     $45.00

DG2  Mirrors Electrically powered outside chrome                                                      $101.00

K05  Engine Block Heater (Incl. w/ LF9)                                                                             $45.00

L02  Generator 100 amp (inc with LT8 & C49                                                                   $55.00

N08  Fuel Filler Door – Remote Locking                                                                            $60.00

N37  Steering wheel Tilt and Telescopic                                                                           $195.00

PG9  Wheels Spoked aluminum alloy                                                                                $445.00

T80  Headlamp Control – Guidematic                                                                               $95.00

NA5  Emissions label California (avail with NA5)                                                          $99.00

T82  Twilight Sentinel                                                                                                               $62.00

UA1  Battery Heavy Duty                                                                                                         $40.00

U02  Instrument Cluster – Digital                                                                                         $238.00

U83 Antenna Tri Band Included with UN8                                                                       $55.00

UU6  Cassette Player w/ Equalizer                                                                                      $299.00

UN8  Universal Citizens Band Transceiver                                                                       $278.00

V4C  Cruise Control                                                                                                                    $195.00

V50  License Frame – Rear                                                                                                       $15.00

V51  License Frames – Front and Rear                                                                                $30.00

YL2  Paint Firemist Exterior color (only Autumn Maple or Corinthian Blue )     $240.00

1984 Eldorado Convertible


1984 Cadillac Eldorado Biarritz Convertible – Overview

The 1984 Eldorado Biarritz Convertible was the first  year of Cadillac’s ASC-built convertibles for this Cadillac had not had a convertible offering since the last 1976 Eldorado roller off the line in XXX of 76.

Key Facts

  • Production Year 1984: Firstl year of ASC conversions for this body style.
  • Total Built: Approximately 3,300 units.
  • Base Price: Around $32,286 (Highest price cadillac in passenger car line up).
  • Status Symbol: in 1984, Cadillac marketed this as the ultimate personal luxury car in the Eldorado lineup.

Exterior Styling & Design


  • Body Colors: only 3 color option in 1984
  • Cotillion White / White Top / White or Red Leather 
  • Autumn Maple Fire Mist/White top (paint additional charge )/ Red or Red and White Leather  interior 
  • Corinthian Blue fire mist/White top (Paint additional charge )Blue and white Leather Interior 
  • Convertible Top:only available in white

Interior & Luxury Features

The 1984 Biarritz Convertible was fully loaded with top-of-the-line luxury:

  • Standard Biarritz Interior:
    Pillow-style tufted leather seating
    Wood appliqué trim and digital dash (optional, but popular in 1985)
    Automatic Climate Control, cruise control, power seats & windows standard


Powertrain & Chassis

  • Engine: 4100 HT-4100 V8 135 HP fuel injected
  • Transmission: 4-speed automatic overdrive (Turbo-Hydramatic 325-4L).
  • Ride: Smooth front wheel drive 
  • SUSPENTION 4 wheel independent suspention 
  • Brakes  4 Wheel disk brakes 

Rarity & Collector Status

 The 1984s were the reindroduction of a cadillac convertibe
Being the first year of production make them especially collectible.
Cars with  low mileage are highly prized.

1984 Unique Notes

  • First Year of Production: Indroduced a Cadillac convertible that was missing since the highley collectable 1976 Eldorado convertible  
  • ASC American Sunroof Company was able to create an operational rear passenger seat window in an Eldorado that Cadillac was never able to creat 



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