I finally got around to getting the tank I always wanted.
1988 V1500 Suburban, So far I'm calling her a survivor. She looks to be almost entirely factory other than upkeep stuff.
What I can gather from the glove box so far...........
12U : PRIMARY COLOR, EXTERIOR SILVER MET (91)
82D : TRIM COMBINATION, CLOTH, MED DK GRAY ( D) (91 )
82I : INTERIOR TRIM, MED DK GRAY (91)
A31 : WINDOW, POWER OPERATED, ALL DOORS
A52 : SEAT, FRT BENCH
AJ1 : WINDOW TINTED, DEEP, ALL EXCEPT W/S AND DRS
AK9 : RESTRAINT SYSTEM, RR SEAT, SHLDR, RETR, 3 POINT
AS3 : SEAT, RR, SUBURBAN
AT5 : SEAT RR, CTR, FLDG
AU3 : LOCK CONTROL, SIDE DR, ELEC
B32 : COVERING, FRT FLOOR MATS AUX
B33 : COVERING, REAR FLOOR MATS AUX
B85 : ORNAMENTATION, EXTR MLDG BELT REVEAL
B96 : MOLDING WHL OPENING
BC3 : ORNAMENTATION, INTR, I/P, DELUXE
C5W : GVW RATING, 7000 LBS
C60 : HVAC SYSTEM, AIR CONDITIONER FRT MAN CONTROLS
C69 : HVAC SYSTEM, RR, AIR CONDITIONER
CD4 : WIPER SYSTEM WINDSHIELD, PULSE
CMD : PLANT CODE, FLINT MI
D1G : GEAR, SPEEDO DRIVEN
D34 : MIRROR, VISOR VANITY
D45 : MIRROR O/S, SST
E9Z : SPEEDOMETER KEY (DELETE)
G80 : AXLE POSITRACTION, LIMITED SLIP
GT4 : AXLE REAR, 3.73 RATIO (DUP WITH 5 X 1)
JB5 : BRAKE, POWER, DISC/DRUM, 6400 LBS
K19 : REACTOR SYSTEM, AIR INJECTION
K34 : CRUISE CONTROL, AUT0MATIC, ELECTRONIC
K68 : GENERATOR,105 AMP
KC4 : COOLING SYSTEM, HEAVY DUTY ENGINE OIL
L05 : ENGINE, GAS, B CYL, 5.7L, 1 TBI, V8
MD8 : TRANSMISSION, AUTO 4 SPD, THM 700 R4
MX0 : MERCHANDISED, TRANS, AUTO PROVISIONS, O/D
N31 : STEERING WHEEL, CUSTOM
N33 : STEERING COLUMN, TILT TYPE
N67 : WHEEL, RALLY TYPE , VAR2
NA5 : EMISSION SYSTEM, FEDERAL, TIER O
NE2 : FUEL TANK, 151L, 40 GAL
NY1 : SHIELD, FUEL TANK
NY7 : SHIELD, TRANSFER CASE
SLM : STOCK ORDER, PROCESSING CODE
T63 : ALARM, HEADLAMPS ON WARNING SYSTEM
TT4 : HEADLAMPS, HALOGEN, 4
UA1 : BATTERY, HEAVY DUTY
UM6 : RADIO, AM/FM STEREO, SEEK/SCAN, AUTO REV CASS,
UY7 : WIRING HARNESS, TRUCK TRAILER HD
V31 : GUARDS, BUMPER, FRT, CHROUE
V73 : VEHICLE STATEMENT, USA/CANADA
YD3 : FRONT AXLE, BASE EQUIPMENT FOR SCHEDULING, GVW PLATE
YD6 : REAR SPRING, BASE EQUIPMENT
YE9 : CONVENIENCE PACKAGE, COMFORT & DECOR LEVEL #3
Z82 : TRAILER PROVISIONS, SPECIAL EQUIPMENT, H.0.
ZQ2 : SALES PACKAGE, DRIVER CONVENIENCE
ZW9 : BASE BODY AND CHASSIS
ZY1 : COLOR COMBINATION, SOLID
Plans include a 2 to 3 inch lift and 33 inch tires, I might also change to 16 inch rims and go metric but the same height. Going to build front and rear bumpers, and probably remove the crappy running boards and make some step/rock rails. Limited engine stuff, change over to single belt, intake/exhaust efficiency increases, possibly bigger alternator and electric fans.
Only issues right now is a slightly loose steering feel, and the engine is running a little lean. I changed the air filter and swapped to new plugs. Probably will drop in a new O2 sensor just because it's so easy.
Any thoughts or ideas from the forum?





1988 V1500 Suburban, So far I'm calling her a survivor. She looks to be almost entirely factory other than upkeep stuff.
What I can gather from the glove box so far...........
12U : PRIMARY COLOR, EXTERIOR SILVER MET (91)
82D : TRIM COMBINATION, CLOTH, MED DK GRAY ( D) (91 )
82I : INTERIOR TRIM, MED DK GRAY (91)
A31 : WINDOW, POWER OPERATED, ALL DOORS
A52 : SEAT, FRT BENCH
AJ1 : WINDOW TINTED, DEEP, ALL EXCEPT W/S AND DRS
AK9 : RESTRAINT SYSTEM, RR SEAT, SHLDR, RETR, 3 POINT
AS3 : SEAT, RR, SUBURBAN
AT5 : SEAT RR, CTR, FLDG
AU3 : LOCK CONTROL, SIDE DR, ELEC
B32 : COVERING, FRT FLOOR MATS AUX
B33 : COVERING, REAR FLOOR MATS AUX
B85 : ORNAMENTATION, EXTR MLDG BELT REVEAL
B96 : MOLDING WHL OPENING
BC3 : ORNAMENTATION, INTR, I/P, DELUXE
C5W : GVW RATING, 7000 LBS
C60 : HVAC SYSTEM, AIR CONDITIONER FRT MAN CONTROLS
C69 : HVAC SYSTEM, RR, AIR CONDITIONER
CD4 : WIPER SYSTEM WINDSHIELD, PULSE
CMD : PLANT CODE, FLINT MI
D1G : GEAR, SPEEDO DRIVEN
D34 : MIRROR, VISOR VANITY
D45 : MIRROR O/S, SST
E9Z : SPEEDOMETER KEY (DELETE)
G80 : AXLE POSITRACTION, LIMITED SLIP
GT4 : AXLE REAR, 3.73 RATIO (DUP WITH 5 X 1)
JB5 : BRAKE, POWER, DISC/DRUM, 6400 LBS
K19 : REACTOR SYSTEM, AIR INJECTION
K34 : CRUISE CONTROL, AUT0MATIC, ELECTRONIC
K68 : GENERATOR,105 AMP
KC4 : COOLING SYSTEM, HEAVY DUTY ENGINE OIL
L05 : ENGINE, GAS, B CYL, 5.7L, 1 TBI, V8
MD8 : TRANSMISSION, AUTO 4 SPD, THM 700 R4
MX0 : MERCHANDISED, TRANS, AUTO PROVISIONS, O/D
N31 : STEERING WHEEL, CUSTOM
N33 : STEERING COLUMN, TILT TYPE
N67 : WHEEL, RALLY TYPE , VAR2
NA5 : EMISSION SYSTEM, FEDERAL, TIER O
NE2 : FUEL TANK, 151L, 40 GAL
NY1 : SHIELD, FUEL TANK
NY7 : SHIELD, TRANSFER CASE
SLM : STOCK ORDER, PROCESSING CODE
T63 : ALARM, HEADLAMPS ON WARNING SYSTEM
TT4 : HEADLAMPS, HALOGEN, 4
UA1 : BATTERY, HEAVY DUTY
UM6 : RADIO, AM/FM STEREO, SEEK/SCAN, AUTO REV CASS,
UY7 : WIRING HARNESS, TRUCK TRAILER HD
V31 : GUARDS, BUMPER, FRT, CHROUE
V73 : VEHICLE STATEMENT, USA/CANADA
YD3 : FRONT AXLE, BASE EQUIPMENT FOR SCHEDULING, GVW PLATE
YD6 : REAR SPRING, BASE EQUIPMENT
YE9 : CONVENIENCE PACKAGE, COMFORT & DECOR LEVEL #3
Z82 : TRAILER PROVISIONS, SPECIAL EQUIPMENT, H.0.
ZQ2 : SALES PACKAGE, DRIVER CONVENIENCE
ZW9 : BASE BODY AND CHASSIS
ZY1 : COLOR COMBINATION, SOLID
Plans include a 2 to 3 inch lift and 33 inch tires, I might also change to 16 inch rims and go metric but the same height. Going to build front and rear bumpers, and probably remove the crappy running boards and make some step/rock rails. Limited engine stuff, change over to single belt, intake/exhaust efficiency increases, possibly bigger alternator and electric fans.
Only issues right now is a slightly loose steering feel, and the engine is running a little lean. I changed the air filter and swapped to new plugs. Probably will drop in a new O2 sensor just because it's so easy.
Any thoughts or ideas from the forum?
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