4.2L	5.3L	Years	Details
.: Torque Specs :.
Lug Nuts	X	X	02-09	105 lbs/ft
Brake Caliper Front Bolts	X	X	02-09
CV Axle Nut	X	X	02-09	103 lbs/ft
Wheel Hub and Bearing Mounting Bolts	X	X	02-09	77 lbs/ft
Outer Tie Rod	X	X	02-09	33 lbs/ft
Inner Tie Rod	X	X	02-09
Upper Control Arm Mounting Bolts	X	X	02-09	111 lbs/ft
Upper Ball Joint Pinch Bolt	X	X	02-09	30 lbs/ft
Lower Control Arm Front Bolts	X	X	02-09	192 lbs/ft
Lower Control Arm Rear Bolts	X	X	02-09	177 lbs/ft
.: Fluids :.
Engine Oil	7 qt	6 qt	02-09	5W/30 Fully Synthetic
Engine Coolant	10.8 qt	12.2 qt	02-09	50/50 mixture of clean, drinkable water and use only DEX-COOL® Coolant.
Transmission Fluid	5 qt	5 qt	02-09	DEXRON®-III Automatic Transmission Fluid
Transfer Case Oil	2 qt	2 qt	02-09	GM Autotrak II (blue stuff only!)
Front Differential	1.7 pt	1.7 pt	02-09	SAE 75W/90 Fully Synthetic
Rear Differential	3.6 pt	4.3 pt	02-09	SAE 75W/90 Fully Synthetic
.: RPO Codes/Options :.
Axle Gearing	X	X	02-09	GU6 = 3.42 GT4 = 3.73 GT5 = 4.10
Rear Locker	X	X	02-09	G80, means you have the OEM locker
150 Amp Alternator	X	X	02-09	KG4, means you have this stock