Truck Options and Build Codes:
A28 - Sliding Rear Window
A52 - Front Bench Seat (Replaced with buckets)
B32 - Front Floor Mats
B96 - Wheel Opening Moldings (Chrome)
CTF - Sales Package - Interim Control
C5T - 4200lb GVR
C60 - Air Conditioning (manual controls)
DAY - ?
DC4 - Mirror with Reading Lamps
D34 - Mirror on Sunshade
D44 - Outside Painted Mirrors
E63 - Fleetside Box
GQ1 - Standard Axle Ratio
GU6 - 3.42 Rear End Ratio
JM5 - 200MM Tandem High Flow Brake Booster
LL2 - 2.8L (173 EFI) HO V6 Gasoline
ML3 - 5 Speed Borg Warner 77mm, 3.76
MM5 - 5 Speed Provisions
NA5 - Tier O Emissions (Federal Requirements)
N40 - Power Steering, Non-variable (or Saginaw Hydraulic Variable)
P06 - Wheel Trim Disks
QPP - 215/65 R15 (Currently has 215/70 R14, same size, taller sidewall)
SLM - Stock Order Processing Code
TR9 - Lamp Group, Auxiliary Lighting
T63 - Headlights On Warning
UM6 - AM/FM Stereo, Seek and Scan Auto Reverse Cassette, Clock, ETR
UP8 - Radio Provisions for Stereo
U26 - Engine Compartment Lamp
U27 - Interior Lamps
U28 - Ash Tray Lamps
U73 - Fixed Radio Antenna
VF6 - Rear Step Bumper
VX5 - Bumper Component
V73 - Bumper Component
XPP - Tire Size Code
X88 - Chevy Nameplate
YC2 - Decor Level #2 (Sierra Classic Equipment)
YD3 - Front Axle Rating
YD5 - Front Spring Rate Base Equipment
YD6 - Rear Spring Rate Base Equipment
YPP- ?
ZJ7 - Special Hub Cap
ZPP - ?
ZY4 - Delux Two Tone (Truck is now solid Black)
06P - Wheel Color Black/Silver (Now has AL rims)
1SK - Sales Package
1SZ - Option Package
19U - Exterior Primary Lamp Black
47D - Inteior Dark Red
47I - Inteior Trim Dark Red
6CD - Front Sprng Rate Passenger Side
7CD - Front Spring Rate Driver Side
72L - Exterior Med Garnet Red Metallic (Sport Red)