A01 Soft Ray Tinted Glass, all windows
A02 Tinted Glass, windshield only
A20 Seatbelts - custom
A20 Swing Out Rear Quarter Window
A28 Sliding Rear Window
A31 Power Windows
A33 Power Tailgate Window
A37 Seatbelt Equipment
A39 Custom Deluxe front and rear Seat Belts
A41 Power Bucket Seat, 4 way. 
A42 Power Seat, 6 way 
A43 Six Way Manual Seat Adjuster
A46 Power Drivers Bucket Seat, 66+ 
A47 Custom Deluxe Seat Belts.
A49 Custom Deluxe Seat Belts, w/retractors 
A51 Front Bucket Seats Astro type
A52 Front Bench Seat
A53 Front Bench Seat - Astro Type
A61 Auxiliary Seat
A62 Seat Belt Delete
A63 Less Rear Seat Belt
A64 Rear Seatbelts - custom
A65 Split Front Seat w/arm Rest
A66 Divided Second Seat
A67 Folding Rear Seat (Camaro)
A68 Standard Rear Center Seat Belt. '67
A75 H.D. Front Seat - Low Profile Type
A76 H.D. Rear Seat
A81 Head Rest, Bucket Seats 
A82 Head Rest, Bench Seat 
A85 Deluxe Shoulder Harness
A90 Electric Trunk Opener
A91 Rear Compartment Lid Release - Vacuum Control
A93 Vacuum Door Locks, '69
A96 Rear Compartment Lock
AG7 6 way Power Seat
AK1 Custom Deluxe Seat Belts
AL3 Power Door Locks
AL4 Front Bench Seat - Special Contour (Strato)
AL5 Deluxe Rear Center Seat Belt '67.
AL6 Power Tailgate Release
AN5 Lateral Restraint Seat
AN6 Electric Seat Back Lock Release
AN7 Strato-Bucket Seats, Swing out
AQ2 Electric Seat Back Lock Release, '71 
AQ5 Electric Seat Back Lock Release, '70 
AQ5 Shoulder Harness - Std.
AS1 Headrest - Special Contour Type Seat (Strato)
AS1 Shoulder Harness
AS2 Rear Seat Shoulder Harness Deluxe
AS4 Deluxe Rear Seat Shoulder Harness
AS4 Rear Seat Shoulder Harness - Std.
AS5 Drivers Seat Adjustable Back
AS5 Standard Rear Seat Shoulder Harness
AT8 Reclining Passenger Seat
AU1 Electric Door Locks, '70+ 
AU3 Power Door Locks
AV3 3 Point Seat Belts (from 1972 Build sheet)
B01 Heavy Duty Body
B02 Taxi Equipment
B07 Police Car
B22 Door trim pad emblem " SS " 
B2H Interim Equipment Change 
B2M No power steering.
B34 H.D. Front Floor Mat
B35 H.D. Rear Floor Mat
B37 Colored floor mats
B39 Load Floor Carpet
B44 Removable Load floor carpet
B50 Foam Rubber Front Seat Cushion
B55 Deluxe Front Seat Cushion
B70 Instrument Panel Pad
B75 lining lug compartment, '69 
B80 Roof Drip molding
B81 Delete tailgate molding
B84 Body Side Molding
B85 Beltline Reveal Molding
B90 Door Window frame moldings
B93 Door edge guards
B94 "GMC" tailgate emblem ('71-'72 GMC Sprint only)
B95 Rear end panel molding, '69 
B96 Wheel well moldings
BO1 Police Equipment
BO2 Taxi '64-65.
BW1 Delete tailgate ornamentation.
BW2 Deluxe Body Side Molding
BX4 Body Side Molding
BX8 Full Body moldings
C05 Folding Top Equipment
C06 Convertible Top, Power
C07 Auxiliary Top
C08 Vinyl Roof, full"
C14 2-Speed Windshield Wiper and Washer
C24 Special Windshield Wipers
C26 Power Operated Tailgate
C28 Dual Action Tailgate
C48 Heater Delete
C49 Electro Clear defogger
C50 Rear window defogger
C51 Rear window air deflector
C56 = I/P side vent /70 Upper Level Vent / Astro Ventilation
C60 Air Conditioning - All Weather
C61 A/Cond. Automatic Temp. Control
C64 Air Conditioning
C75 Air Conditioning Automatic Temperature Control
CA1 Power Roof
CB1 Vinyl Roof, Touring 
CB7 Vinyl Roof cover.
CD2 Windshield Washer Level Control, '70+ 
CD3 Electro-tip Wipers, '70+ 
CE1 Headlight Washers
CO5 Convertible Top, Manual
CO6 Convertible Top, Power 
CO8 Vinyl Roof, full 
CO9 Padded Vinyl roof
D10 Arm Rest Equipment
D24 Litter container
D31 Inside Non-Glare Rear View Mirror
D33 Remote Control mirror
D34 Vanity visor mirror
D35 Sports mirrors
D55 Console
D64 Illuminated Visor Mirror
D68 Twin Remote Sport Mirrors
D80 Spoilers
D88 Sport Stripe, '70+ 
D91 Conquista package
D91 Front End Paint Stripe
D92 Door Handle Décor Tape
D96 Wide Paint Stripes
D99 Two Tone Paint Moldings
DX1 Front End and Hood Stripe
DX3 Stripping Paint
F40 Heavy Duty Front and Rear Suspension
F41 Sport Front and Rear Suspension
F51 Shock Absorber Equipment
F60 Special Heavy Duty Front Suspension
F62 Front Spring
FE8 Radial Tuned Suspension
FR1 Front Spring L.H.
FR2 Front Spring R.H.
G11 2.56 Rear Axle
G1F Special Rear Axle 3.91 ,SS 1LE
G31 Special Rear Spring
G32 Rear Spring
G33 Rear Spring L.H.
G34 Rear Spring R.H.
G50 Special Heavy Duty Rear Suspension
G66 Air Shocks, rear
G67 Controller for Air Shocks
G75 3.70 rear
G76 Rear Axle - 3.36 ratio
G80 Rear Axle - Positraction
G81 Differential Carrier - Positraction
G82 4.56 Rear axle
G84 4.10 Rear axle
G91 Differential Carrier - 3.08 Ratio
G92 Performance rear 3.08
G93 Differential Carrier - 3.27 Ratio
G94 3.31 rear axle ratio
G95 Differential Carrier - 3.55 Ratio
G95 Economy rear 2.73
G96 3.55 rear axle ratio
G97 2.73 Rear ratio
GR3 Rear Axle and Multi-Leaf Suspension Conversion
GS1 2.73 Ratio Axle (from 1972 Build Sheet)
GS2 Rear Axle - 3.08 Ratio
GS3 Rear Axle - 3.73 Ratio
GS4 Differential Carrier - 3.70 Ratio Positraction
GS5 Differential Carrier - 4.11 Ratio
GS6 Differential Carrier - 4.56 Ratio Positraction
GS8 Rear Axle 3.42 Ratio
GS9 Rear Axle 3.73 Ratio
GT1 2.56 rear axle ratio
GT2 Rear Axle - 2.29 Ratio
GT4 Rear Axle - 3.73 Ratio
GT5 Rear Axle - 4.10 Ratio
GT6 Rear Axle - 3.42 Ratio
GV1 Differential Carrier - 2.73 Ratio Positraction
GV2 Differential Carrier - 3.08 Ratio
GV3 Differential Carrier - 3.08 Ratio
GV4 Differential Carrier - 3.36 Ratio
GV5 Differential Carrier - 3.55 Ratio
GV7 Differential Carrier - 3.55 Ratio
GV8 Differential Carrier - 4.11 Ratio
GV9 Rear Axle 2.53 Ratio
GW2 Rear Axle 2.56 Ratio
GW3 Rear Axle 2.56 Ratio
GW4 Rear Axle 2.56 Ratio
GW5 273 Ratio Axle
GW5 Rear Axle 2.73 Ratio
GW7 Rear Axle 2.73 Ratio
GW8 Rear Axle 4.10 Ratio
GX1 Rear Axle 3.07 Ratio
GX2 Rear Axle 3.07 Ratio
GX5 Rear Axle 3.08 Ratio
GX9 Rear Axle 2.92 Ratio
GY2 Rear Axle 3.31 Ratio ('71-'72 Chevelle / El Camino / GMC Sprint).
GY4 Rear Axle 3.73 Ratio
GZ1 Rear Axle 3.08 Ratio
GZ3 Rear Axle 3.08 Ratio
GZ5 Rear Axle 3.42 Ratio
GZ6 Rear Axle 3.42 Ratio
H01 3.07 rear axle ratio
H05 3.73 rear axle ratio
HO1 3.07 rear axle ratio
HO5 3.73 rear axle ratio 
J1E ENGINE, LS3 ONLY, SPECIAL ORDER, COMP, (SEO) 465-465 HP
J50 Vacuum Power Brake Equipment
J52 Front Disc Brakes
J55 Heavy Duty Brakes
J56 Heavy Duty Brake
J61 Shoe and Drum Type Brake (Disc Brakes Deleted)
J65 Metallic Brake Equipment
JL2 Front Disc Brakes, '70+ 
JL8 ('69 only) 4-wheel disc brakes
K02 Clutch Fan
K02 Fan Drive
K05 Engine Block Heater
K19 AIR , smog pump, '66+ 
K19 Air Injection Reactor 
K21 Engine Controlled Combustion System
K24 Closed Engine Positive Ventilation
K30 Cruise Control
K45 Air Cleaner - Oil Bath Type 1 Lb. Capacity
K46 Air Cleaner - Heavy Duty Pre-Cleaner
K47 Air Cleaner - Oil Bath Pre-Cleaner
K66 Transistor Ignition.
K72 Emission Control Delete
K75 Emission Control Delete
K76 61 amp alternator
K77 55 amp alternator
K79 42 amp alternator
K81 62 Amp. Generator - Delctotron
K82 A/C Generator - 52 amp
K84 Amp. Generator - Delcotron
K85 63 amp
KD5 Heavy Duty PCV System
KO2 Clutch Fan
KO5 Engine Block Heater
L11 L4 Engine - 170 Cu. In. OHC Alum.
L13 L4 Engine - 140 Cu. In. OHC Alum.
L14 307 CID STD V8 (from 72 Chevelle)
L22 Six Cylinder 250
L26 L6 Engine - 230
L30 327-275 Hp
L32 V8 Engine - 283 2 bbl
L34 396-350 Hp
L35 396-325 Hp
L36 V-8 Engine - 427 Cu. In. Hi-Perf.
L46 V-8 Engine - 350 Cu. In.
L48 350-300hp 
L61 L6 Engine - 230
L62 P-6 Engine - Hi-Perf.
L63 P-6 Engine - Spec. Hi-Perf.
L65 350-145 2 barrel
L66 V-8 Engine - 396 Cu. In. (2 Bbl. Carb)
L68 V-8 Engine - 427 Cu. In. - Hi-Perf. - Tri-Carb.
L71 V-8 Engine - 427 Cu. In. - Spec. Hi-Perf. - Tri-Carb.
L72 427-425hp Yenko, '69 
L73 327-250 HP, '68
L73 V-8 Engine - 396 Cu. In. - Spec. Hi-Perf.
L74 V8 Engine - 327 high perf
L77 4 barrel carb, 283-220 hp 
L78 396-375 Hp
L78 V-8 Engine - 396 Cu. In. - Spec. Hi-Perf.
L79 327-350 Hp
L79 V-8 Engine - 327 Cu. In. - LD - Spec. Hi-Perf. (Hyd. Lifters)
L85 L-6 Engine - 250 Cu. In. (4 Bbl. Carburetor)
L87 P-6 Turbo Charged Engine
L88 V-8 Engine - 427 Cu. In. Heavy Duty
L89 396-375hp, Aluminum Heads "
L90 Low Compression Engine 6 Cyl. (Export)
L90 Six cylinder
L92 Low Compression Engine V8 (Export)
LF6 400-255hp 2 bbl, '70 (Monte Carlo) "
LF7 V-8 Engine - 327 Cu. In. (2 Bbl. Carb.) (Reg. Fuel)
LM1 350-255hp, '69 "
LO8 Engine Emission Identification Chart
LS1 V-8 Engine - 427 Cu. In. (4 Bbl. Carb.) (Reg. Fuel)
LS3 400-330hp, '70+ 
LS4 454-235hp
LS5 454-365hp in '71...270hp in '72
LS5 454-360hp in '70
LS6 454-450hp, '70 
LS7 V-8 Engine 454 Cu. In. 4 Bbl. Heavy Duty
LT1 V-8 Engine - 350 Cu. In. - Special High Performance
LT4 400-180hp
M01 Heavy Duty Clutch
M10 Overdrive
M11 Floor Shift Transmission, '71+ 
M13 Heavy Duty Transmission
M20 4 spd standard transmission.
M21 4 spd close ratio
M22 4 spd, Heavy Duty"
M35 Powerglide automatic, 2 speed.
M38 Turbo 350 automatic
M40 Turbo 400 automatic
M55 Transmission Cooler
MB1 2-Speed Transmission - Manual Shift
MC1 Heavy Duty 3 spd Transmission
MO1 Heavy Duty Clutch
N03 Gas Tank - 36 Gallon and Wheelhouse
N10 Dual Exhaust
N11 Off Road Service Exhaust
N14 Side Mounted Dual Exhaust
N30 Deluxe Steering Wheel
N31 Custom Steering wheel
N32 Steering Wheel - Wood
N33 Tilt steering
N34 Wood grained steering wheel
N36 Steering wheel adjustable
N37 Steering Wheel - Tilt- Telescopic
N40 Power Steering
N41 Power steering
N44 Steering special
N61 Dual Exhaust - Deep Tone Muffler
N65 Space saving spare
N66 Super Sport Wheel, Hub Cap & Trim Ring
N89 Aluminum Wheel - 15 x 6
N95 Wire Wheel covers
N96 Simulated Magnesium. Hubcaps
NA9 Evaporative Emission Controls
NB2 Refers to:: EXH EMISSION (from 72)
NC8 Chambered Exhaust System
NF2 Dual Exhaust - Deep Tone Muffler
NK1 Cushioned Steering Wheel
NK2 Custom Steering Wheel, '71+ 
NK2 Deluxe Vinyl Steering Wheel
NK4 Sport Steering Wheel, '71+ 
P01 Wheel Trim Cover
P02 Standard Wire Wheel Cover
P06 Wheel Trim Ring
P12 14 x 6 JK Wheel
P19 Spare tire lock
P25 Snow tire
P42 15 x 6 J Wheel
P42 Wheels 15 x 8
P48 15 x 6 L Wheel (Quick Take Off)
P49 Chrome Wheel
P50 6.00-13-4 White Wall Tires
P53 6.50-14-4 White Wall Tires
P54 7.00-13-4 White Wall Tires
P58 7-14.4 Whitewall tires
P61 7.75-14 W/W
P62 7.75-14.4 W/W
P67 6.50-14-4 White Wall tires
P77 8.25-14 w/w
P90 G70-15 White Stripe
P91 G70-15 Red Stripe
PA2 Simulated Wire Wheels, 2nd style
PA3 Deluxe Wheel covers
PE1 Turbine 1 wheels
PE2 Turbine 2 wheels
PK2 G78-14 w/w
PK4 G70-14 Red Stripe
PL2 E78X14 B/WALL
PL3 E78-14 White Stripe
PL4 F70-14 F70-14 White Stripe
PL5 F70-14 White Letters
PM6 G78-14 White Stripe
PM7 F60-15 White letters, SS models. (also on Sprint SP models)
PN5 7.75-14 8 ply tires
PO1 Wheel Trim Cover
PO2 Simulated Wire Wheels, 14"
PO6 Wheel Trim Rings
PQ7 8.25-14 w/w tires
PR3 8.25-14 8 ply w/w
PU8 G78-15 White Stripe
PW7 F70-14 White Stripe
PW8 F70-14 Red Stripe Tires
PX5 F78X14 Black Wall Belted (70)
PX6 F78-14 w/w
PX8 G70-14 w/w
PX9 G70-14 Dual White Stripe tires
PY4 F70-14 w/w
PY5 F70-14 Red Stripe
PY7 G70-14 Red Stripe
QDR gr78-15 radial whitewalls
QEH E78-14 bias White Stripe
QEL HR78-15 Radial white stripe
QGF G70-14 Bias White stripe
QGK G78-14
QGL G78-14 bias white stripe
QHE H78-14 Bias
QHF H78-14 Bias white stripe
QQZ HR70-15 radial whitewall
QRM GR70-15 radial whitewall
QRN GR70-15 Radials
QRV HR70-15 Radials
QRZ GR70-15 Radial White Letter
T11 6.95-14-8 White Wall Tires
T15 7.75-15 8 Ply tires
T58 Rear wheel skirts
T60 Heavy Duty Battery
T78 Lights, front fender
T81 Headlamp Light Watch & Off Control
T83 Headlight retractable covers
TJ2 Front Fender Louver
TO7 7.75-14 W/W tires
U03 Low Note Horn
U05 Dual Horn
U14 Instrumentation package
U15 Speed Warning Indicator
U16 Tachometer
U17 Cluster INST (Oil coolant, AM/FM, Clock, Gas, Tach) 
U18 Export Speedometer
U23 Ignition Lock Light
U25 Trunk Light
U26 Under hood Light
U27 Glove box Light
U28 Ash Tray Light
U29 Instrument Panel Courtesy Lighting
U35 Clock
U37 Cigarette Lighter
U46 Lamp Monitoring Equipment
U57 8 Track Tape Player
U58 AM/FM
U60 Manual radio
U63 AM push button radio
U63 Radio - AM push button
U69 Radio - AM/FM push button
U73 Manual Rear Antenna
U75 Power Rear Antenna
U76 Antenna in windshield
U79 Stereo Equipment
U80 Rear Speaker
UA1 Heavy Duty Battery
UA6 Horn Alarm System
UF1= Mirror Lamp (available in '70-'72)
UF7 Econo-minder Gauge package
UM1 AM radio with tape, '70+ 
UM2 AM/FM with tape
UO3 Low note horn
UO5 Dual horns
V01 Heavy Duty Radiator
V20 Front Grill Guard Equipment
V30 Bumper Guards. Full set
V31 Front Bumper Guards
V32 Rear Bumper Guards
V54 Deluxe Adjustable Roof Luggage Carrier
V55 Roof Rack
V74 Hazard Warning Equipment, '66
V75 Traction Dispenser set-up.
V78 Less Certificate of Compliance plate - Export
VE3 Special Front Bumper 
VE5 Deluxe bumper strips
VF3 Deluxe Front and Rear Bumper
VO1 Heavy Duty Radiator
VO2 Heavy Duty Radiator, '64 "
W84 Additional fuel for delivery
X11 Style Trim for base car or SS
X22 Style Trim for SS with 396
X33 Style Trim for Z/28 or RS with Z/28 option
X44 Base Car
X55 Base SS with 350
X66 Base SS with 396
X77 '69 Z-28 Camaro Norwood OH cars only
YB5 General Processing Option 
YC1 Differential Carrier - 3.08 Ratio Positraction
YC2 Differential Carrier - 3.36 Ratio Positraction
YC3 Differential Carrier - 3.55 Ratio Positraction
YC4 Differential Carrier - 3.11 Ratio Positraction
YC6 SS 454 Conversion
YD1 Trailering Axle
YE1 Rear Axle - Special Ratio 3.70:1
YE2 Rear Axle - Special Ratio 4.11:1
YE4 Deluxe Interior and Exterior
YE7 Special Performance "SP"" package 
YF1 Nova Rally Package
YF3 The Heavy Chevy Package
YF5 Emission Tested
YF9 Special Deluxe Equipment
YG5 Acoustics, Appearance and Convenience Equip.
YJ9 Exterior dress up package
Z01 comfort and Convenience Equipment 
Z02 **SPEC PAINT** (72)
Z03 Impala Super Sport
Z04 Heavy Duty Chassis
Z06 S.S. 396
Z10 Pace car coupe
Z11 Indy pace car convertible
Z12 Speedometer Driven Gear & Fitting
Z13 Comfort and Convenience Equipment 
Z14 Air Conditioning (All Weather) Body Conversion 
Z15 SS equipment. (454 in '70)
Z16 Special Sport Coupe - 65 Chevelle
Z17 Special Suspension and Steering
Z19 Convenience Group, '66. 
Z20 Monte Carlo SS 454
Z21 Style trim group
Z22 Rally Sport
Z23 Interior Décor Package
Z23 Special interior package
Z24 SS 427 package (Domed hood w/chrome insert, Special moldings "SS427" 
in grill and trunk molding)
Z25 Chevelle SS option package
Z25 SS 396
Z26 Super Sport
Z27 SS equipment
Z27 Super Sport
Z28 Special performance package
Z29 Vinyl Stripe
Z49 Canadian Base Equipment
Z52 Full Foam Seat
Z53 Ammeter, Oil Pressure and Temperature Gauge
Z55 Special Vehicle Identification Number Plate
Z57 Vinyl Coated Trim
Z67 Speedometer Driven Gear Adapter & Keys 
Z83 Road Hazard Package, '66. 
Z87 Deluxe Interior
Z95 Regular Fuel Engine Equipment
ZJ1 Custom Interior
ZJ2 Custom Exterior
ZJ3 Interior Convenience Package
ZJ5 Exterior Décor
ZJ6 Special Sport Sedan
ZJ7 Rally Wheels
ZJ7 Steering Wheel Deluxe Trim
ZJ9 Auxiliary lighting group
ZK1 Body Insulation Package
ZK3 Deluxe Seat Belts, and Front Shoulder Harness
ZK5 Concours Sedan, '68 
ZK7 Concours Sport Sedan, '68
ZK8 Tire Pressure Label, '70 
ZKQ Tire pressure sticker
ZL2 Special Hood, Cowl Induction, '70+ 
ZL3 SS 396 CONVER--
ZO1 Comfort and Convenience Group, '64-65
ZO2 Pushbutton Radio and extra speaker, '64 
ZO4 Heavy Duty Chassis, '64-65. 
ZO8 Body Molding/Trim
ZO9 Performance Rear Axle, '70+ 
ZP2 Trim & color override
ZP5 Appearance guard group
ZQ2 Operating Convenience Group
ZQ8 Rear Axle Economy Ratio
ZQ9 Rear Axle - Performance Ratio
ZR1 Off Road Package (LT1)
ZR2 Off Road Package (LS7)
ZR3 Refers to: Off road package 454(LS7 & LT2) 69
ZW4 Std Trans 3spd (70) 

norontcan wrote:

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If it isn't already this should be a sticky in the library

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 You betcha, it was "stuck" there in 2016!