How do you reset the anti theft system on a GMC Sierra?
How to Reset the Passlock System on GM Cars
- Insert your key in the starter, start you car as you usually would and let it stall. Keep the key in the “On” position.
- Wait until the “Theft Sys” light on your dashboard stays on without blinking. This will take approximately 10 to 15 minutes.
Can you upgrade GMC intellilink?
Yes. Vehicle software updates on eligible vehicles can be performed by your servicing dealer and are also available to independent service centers.
What does air dam on truck do?
Air dams are lower extensions of the front bumper that redirects air flow under the vehicle. Active air dams are automated extensions that further changes the airflow to increase aero dynamics. This system is designed to reduce drag to ultimately aid in fuel efficiency.
How do I unlock my GMC truck without a key?
use your key fob itself (or your spare one, if you’ve misplaced the main one) instead of unlocking the door with the key. use a slim jim. call OnStar or use the OnStar app on your phone (subscription to this service required) call a trusted local locksmith.
How do I update my GMC navigation system?
How to update GM navigation system
- Visit the GM navigation store to check for the latest deals.
- Select your GMC or GM model from the page.
- Choose the year your vehicle was manufactured.
- Check for stock availability and click the add to cart button.
- Complete the checkout process and wait for your new disc to arrive.
Does removing air dam affect gas mileage?
“It’s one of the things that we focused a lot on as we developed the Colorado, paying attention to how [the air] floats around the fenders, the lamps, the hood, the roof, and that air dam is a key attribute to it, so there will be a notable difference in fuel economy once you remove it.” Pressed on providing a number …
Do air dams increase mileage?
The combination of the lowering of the vehicle and lowered air dam contributes to reducing drag but the small amount of drag reduction may not be worth the effort for the little additional mpg – to gain a small fraction of a mile per gallon is not worth the cost and effort of adding an active air dam.
How do you open a trunk without a key from the outside?
How to Open a Trunk Without Keys
- Slide the hook end of the slimjim between the the passenger side window and window trim at the bottom of the window near the door handle.
- Feel around with the slimjim for the lock rod.
- Pull up on the lock rod with the slimjim.
- Open the door and climb into the driver’s seat.
