| Table 1: | Engine Specifications |
The following approximate capacities are given in English and metric conversions. See Recommended Fluids and Lubricants for more information.
Application | Capacities | |
|---|---|---|
English | Metric | |
Air Conditioning Refrigerant R134a | 1.6 lbs | 0.7 kg |
Cooling System | ||
| 14.8 qt | 14.0 L |
| 16.5 qt | 15.6 L |
| 15.1 qt | 14.3 L |
| 16.6 qt | 15.7 L |
| 15.2 qt | 14.4 L |
| 16.8 qt | 15.9 L |
| 15.5 qt | 14.7 L |
| 17.0 qt | 16.1 L |
| 15.2 qt | 14.4 L |
| 16.8 qt | 15.9 L |
| 16.2 qt | 15.3 L |
| 16.7 qt | 15.8 L |
| 16.7 qt | 15.8 L |
| 16.7 qt | 15.8 L |
| 25.0 qt | 23.7 L |
| -- | -- |
| 26.9 qt | 25.5 L |
| -- | -- |
| 27.1 qt | 25.6 L |
| -- | -- |
* Engine Fan Driven cooling system ** Electric Cooling Fan system | ||
Engine Oil with Filter | ||
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Fuel Tank | ||
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Wheel Nut Torque | 140 ft lb | 190 N·m |
After refill, the level must be rechecked. Add enough engine coolant so that the fluid is within the proper operating range. | ||
Engine | VIN Code | Transmission | Spark Plug Gap |
|---|---|---|---|
VORTEC 4300 V6 | W | Automatic Manual | 0.060 inches (1.52 mm) |
VORTEC 5300 V8 | Z | Automatic | 0.040 inches (1.01 mm) |
VORTEC 4800 V8 | V | Automatic Manual | 0.040 inches (1.01 mm) |
VORTEC 5300 V8 | T | Automatic | 0.040 inches (1.01 mm) |
VORTEC 6000 V8 | U | Automatic Manual | 0.040 inches (1.01 mm) |
VORTEC 6000 V8 | N | Automatic Manual | 0.040 inches (1.01 mm) |
VORTEC 8100 V8 | G | Automatic Manual | 0.060 inches (1.52 mm) |
| Table 1: | Auxiliary Power Outlet (APO) Specifications |
Application | Capacities | |
|---|---|---|
English | Metric | |
Hybrid Cooling System | 2.1 quarts | 2.0 L |
After refill, the level must be rechecked. | ||
Maximum Output Power | 2.4 kw |
Output Voltage | 120 VAC +5% -8% measured at the outlets |
Current Output (Maximum Continuous) | 20 Amps |
Output Frequency | 60 Hz ± 0.25 Hz |
Total Harmonic Distortion (THD) | <=10% |
Overload Protection Level | 21 A(rms) current limit for 5 seconds |
Ground Fault Detection Level | >=6ma |
| Table 1: | Wheel Nut Torque |
| Table 2: | Tire Pressure - EMP Only * |
| Table 3: | Tire Pressure and Slope |
| Table 4: | Tire Pressure Alerts and Warnings |
Model | Description | Torque |
|---|---|---|
C/K 2500 | 8 bolts (14 mm) | 140 lb ft (190 N·m) |
Terrain | Deflection | Maximum Speed | Load | Minimum Inflation |
|---|---|---|---|---|
Highway ** Front Axle | -- | 93 mph (149 km/h) | 2400 lbs (1089 kg) | 45 PSI (3.10 Bar) |
Highway ** Rear Axle | -- | 93 mph (149 km/h) | 3042 lbs (1390 kg) | 65 PSI (4.48 Bar) |
Highway *** | 18% | 93 mph (149 km/h) | 2300 lbs (1043 kg) | 40 PSI (2.76 Bar) |
Cross Country *** | 25% | 30 mph (48 km/h) | 2300 lbs (1043 kg) | 23 PSI (1.59 Bar) |
Mud, Sand, Snow *** | 30% | 10 mph (16 km/h) | 2300 lbs (1043 kg) | 18 PSI (1.24 Bar) |
* Option Package EMP (Enhanced Mobility Package) vehicles only. Non-EMP vehicles refer to the Tire and Loading Information label attached to the vehicles center pillar (B-pillar), below the driver’s door lock post (striker).
** Inflation pressure needed to obtain the Gross Vehicle Weight Rating (GVWR).
*** All Axles
Tire Pressure Monitoring System Settings (EMP Only)
Terrain | Cold Inflation Pressure | Slope |
|---|---|---|
Highway * Front Axle | 45 PSI (3.10 Bar) | 55 |
Highway * Rear Axle | 65 PSI (4.48 Bar) | 75 |
Highway ** | 40 PSI (2.76 Bar) | 51 |
Cross Country ** | 23 PSI (1.60 Bar) | 34 |
Mud, Sand, Snow ** | 18 PSI (1.24 Bar) | 29 |
Terrain | Deviation Pressure Alert *** | Low Pressure Warning |
|---|---|---|
Highway * Front Axle | ±5 PSI (0.34 Bar) | 33 PSI (2.28 Bar) |
Highway * Rear Axle | ±5 PSI (0.34 Bar) | 40 PSI (2.76 Bar) |
Highway ** | ±5 PSI (0.34 Bar) | 30 PSI (2.07 Bar) |
Cross Country ** | ±5 PSI (0.34 Bar) | 17 PSI (1.17 Bar) |
Mud, Sand, Snow ** | ±5 PSI (0.34 Bar) | 13 PSI (0.90 Bar) |
* Factory Tire Pressure Setting
** All Axles
*** From Cold Pressure Tire Setting
