This is the best I could come up with, I put (?) next to one's i'm not sure about or might only apply to different years, might want to double check those ones.
N93 - no ESA, no Catalytic convertor
R11 - music master AM radio
L1 - glove box lite
773 - T73? - Tires - e70x14 red streak
M21 - rf drip rail
M25 - wide sill molding
M26 - wheel lip molding
M38 - deck lid fin pan (?)
N38 - Non Catalytic Convertor system
F18 - 65 amp HD alternator
G52 - G is for the Glass Codes, not sure which one the "52" is for though" (?)
J52 - inside hood release
K5X - ?
L31 - hd/fen mount trn signal
L73 - seatbelt unfasn light
V1W - full vinyl roof (White)
C - Canadian (?)
B41 - Front disc brakes some years power
C15 - special sound insulation
C21 - center seat foldown armrest
C56 - Dual recl buckets
LT4 - L74? - fold lamp time delay (?)
C6XW - ?
000 - full door panels
905 - Assembly Date - 9/05/74 (?)
B37898 - production number
E24 - 225-1bbl six cylinder
D34 - TorqueFlite Trans
VH23 C5B 127989 = VIN Number - 1975 Valiant Scamp - 2dr Hardtop 225 slant six RG. 27,989th car built at the Hamtramck auto plant