GMC 2007 Sierra - Manual (Page 611)

Application
Capacities
English Metric
Transfer Case Fluid 2.0 qt 1.9 L
Wheel Nut Torque 140 ft lb 190 Y
After refill, the level must be rechecked. Add enough engine coolant so that the fluid is within the proper operating
range.
Engine Specifications
Engine VIN Code Transmission Spark Plug Gap
VORTEC™ 4.3L V6 X
Automatic
Manual
0.060 inches (1.52 mm)
VORTEC™ 4.8L V8 V
Automatic
Manual
0.040 inches (1.01 mm)
VORTEC™ 5.3L V8 Flex Fuel Z Automatic 0.040 inches (1.01 mm)
VORTEC™ 5.3L V8 T Automatic 0.040 inches (1.01 mm)
VORTEC™ 5.3L V8 B Automatic 0.040 inches (1.01 mm)
VORTEC™ 6.0L V8 U
Automatic
Manual
0.040 inches (1.01 mm)
VORTEC™ 6.0L V8 N
Automatic
Manual
0.040 inches (1.01 mm)
VORTEC™ 8.1L V8 G
Automatic
Manual
0.060 inches (1.52 mm)
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