ENGINE 4.3L V6 with Direct Injection and Variable Valve Timing includes aluminum block construction (276 hp [206 kW] @ 5200 rpm 298 lb-ft of torque [404 Nm] @ 3900 rpm) (STD)
DIFFERENTIAL HEAVY-DUTY LOCKING REAR
REAR AXLE 3.42 RATIO
THEFT ALARM NOTIFICATION requires paid plan working electrical system cell reception GPS signal armed GM factory-installed theft-deterrent system contact method on file and enrollment to receive alerts. Message and data rates may apply. See onstar.com for details and limitations