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Capacities and Specifications
Normal Maintenance Replacement Parts
Replacement part numbers listed in this section are based on the latest information available at the time of printing,
and are subject
to change. If a part listed in this manual is not the same as the part used in your vehicle when it was
built, or if you have any questions, please contact your GM truck dealer.
These specifications are for information only.
If you have any questions, see the service manual for the chassis or
refer to the body manufacturer’s publications.
Engine Identification -- Gasoline Engines
Type V6 V8
Engine “VORTEC” 4300 ”VORTEC” 5000
VIN Code W M
Fuel System SFI 1 SFI 1
‘Sequential Central Port Fuel Injection
Wheel Nut Torque
MODEL TORQUE
All 122 ft-lb (165 Nem)
“VORTEC” 5700 “VORTEC” 7400
V8
V8
R J
SF1 I SFI’
? -Sequential Multi-Port Fuel Injection
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Cooling System Capacity
ENGINE VIN
“VORTEC” 4300 W
“VORTEC” SO00 M
“VORTEC” 5700 R
“VORTEC” 7400 J
QTY Without Rear Heater*
1 1 quarts ( 10.4 L)
17 quarts ( 16 L)
17 quarts (16 L)
23 quarts (2 1.8 L)
QTY With Rear Heater*
14 quarts (13.2 L)
20 quarts (18.9 L)
20 quarts (1 8.9 L)
26 quarts (24.6 L)
After refill, the level MUST be checked as outlined under “Engine Cooling System” in Section 5.
*All quantities are approximate.
Crankcase Capacity
ENGINE VIN
“VORTEC” 4300 W
“VORTEC” 5000 M
“VORTEC” 5700 R
“VORTEC” 7400 J
Quantity With Filter
4.5 quarts (4.3 L)
5 quarts (4.8 L)
5 quarts (4.8 L)
7 quarts (6.5 L)
All quantities are approximate.
After refill, the level
MUST be checked as outlined under “Engine Oil And Filter Recommendations” in Section 5.
*Add an aS;lditis.ad quart (1 L) for RPO 5ZI and RPO KL5 Models.
6-66
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Fuel Tank Capacity
TYPE
Standard Tank
Cutaway Standard Tdnk
Cutaway Optional Tank
All quantities are approximate.
QUANTITY
3 I gallons (I 17.3 L)
35 gallons (132 L)
55 gallons (208.2 L)
Normal Rc --' :ermt Parts
Engine "VORTEC" 4300
VIN W
Oil Filter PFS2
Air Cleaner Filter'l'
A9 17C
PCV Valve CV789C
Spark Plugs
4 1-932
Fuel Filter GF48 1
Radiator Cap RC36 VORTEC"
5000
M
PF1218
A9 17C
cv774c
4 1-932
CF48
1
RC36
'"For severe dusty conditions, use AC Air Filter, Part No. 1236C. "VORTEC"
5700 "VORTEC" 7400
R J
PF1218
PF1218
A9 17C A917C
cv774c cv774c
4 1-932 4 1-932
GF48
1 GF48 I
RC36 RC36
6-67
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Air Conditioning Refrigerants
Not all air conditioning refrigerants are the same. If the air conditioning system in your vehicle needs refrigerant, be
sure the proper refrigerant
is used. If you’re not sure, ask your GM dealer.
TYPE
Refrigerant
R- 134a
QTY Front QTY Front and
Only Rear
3.00 Ibs. 4.875 lbs.
(1.36 kg) (2.21 kg)
6-68
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Lamp and Bulb Data
LAMP OR BULB
HEADLAMPS
2 Headlamp System (Sealed Beam System)
Low/High Beam
4 Headlamp System (Composite Headlamp System)
Low/High Beam
High Beam
LAMP OR BULB
EXTERIOR
Front Sidemarker Lamp
Front Park and Turn Lamp
Rear Parking Lamp
Rear Stop and Turn Lamp
Back-up Lamp
Back-up Lamp
Rear Park, Stop and Turn Lamp
CHMSL
License Plate Lamp
Underhood Lamp
Reel Lamp
POWER RATING
TRADE
NO. AT 12.8V, WATTS
H6054
6052
9005
TRADE NO.
194
2357NA
3057
3057
3156
1 IS6
1157
92 1
194
232
232
35/65
51
BO
2
2
2
6-69
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LAMP OR BULB
INTERIOR
Dome Lamps
Reading Lamps
IP Courtesy Lamp
Stepwell Lamp Instrument Panel Compartment Lamp
Ashtray Lamp
Sunshade Vanity Mirror
LAMP OR BULB
INSTRUMENT PANEL
Daytime Running Lamps Indicator
Charging System Indicator Lamp
Instrument Cluster Illumination
Headlamp Beam Indicator
Turn Signal Indicator Brake Warning Indicator
SIR (Air Bag)
Safety Belt Warning
Check Gages Indicator
Malfunction Indicator
("Service Engine Soon") Lamp
TRADE NO.
21 1-2
21 1-2
194
194
194
194 74
TRADE NO.
74
74
194 74
74
74
74
74
74
74
3
6
2
214
1
I
4
1
1
6
1
2
I
I
1
1
1
6-70
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NOTES
6-72
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