See also:

Under the Hood
195-horsepower, 4.3-liter V-6 with iron block and cylinder heads, cam-in-block, two valves per cylinder and 260 pounds-feet of torque 302-hp, 4.8-liter V-8 with iron block and aluminum cylinder hea ...

Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail GMC, the letter should be addressed to: United States GMC Customer Assistance ...

Conditions in Which Remote Start Will Not Work
The remote vehicle start feature will not operate if: ○ The key is in the ignition. ○ The hood or doors are not closed. ○ The hazard warning flashers are on. ○ There is an ...