Why is my Silverado 4 wheel drive not working?
This morning I tried to switch to 4wd drive and realized it wasn’t engaging. The “service 4 wheel drive” message popped up and the knob to change from 2wd – 4wd light was stuck on 4wheel drive (i turn it to 2wd drive and it showed that it was in 4wd) but 4wd wasn’t working.
How often does the GMC Sierra come out?
Their four generations have appeared every five to seven years: 1999 to 2007, 2007 to 2014, 2014 to 2019, and 2019 to the present. Here’s a look at some of the most common problems the GMC Sierra has had over the years.
What to do when your GMC Sierra stops running?
If you have fuel pressure after the above tests pull a spark plug and check for spark. If you don’t have spark check the cam position sensor in the distributor. If you have spark with no pressure it is the pump.
Is there 4 wheel drive on my Silverado?
08 silverado service 4 wheel drive just popped up. I plowed the last 2 days and toggled bewteen 2wd and 4wd with no issues. This morning I tried to switch to 4wd drive and realized it wasn’t engaging.
Why does my GMC Sierra 1500 not work?
While there are a variety of reasons your GMC Sierra 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. What will be the outcome of an air conditioning system diagnosis?
This morning I tried to switch to 4wd drive and realized it wasn’t engaging. The “service 4 wheel drive” message popped up and the knob to change from 2wd – 4wd light was stuck on 4wheel drive (i turn it to 2wd drive and it showed that it was in 4wd) but 4wd wasn’t working.
What kind of gears does a Silverado Sierra have?
The truck has auto 4wd, 2wd, 4wd hi, 4wd low switch. I always keep the truck in 2wd unless needed other wise but I have noticed on more then one occasion now that my switch will automatically engage into auto 4wd from 2wd.
Who is the owner of the 2008 GMC Sierra?
2008 GMC Sierra Owner ManualM GENERAL MOTORS, GM, the GM Emblem, GMC, the GMC Truck Emblem, and the name SIERRA are registered trademarks of General Motors Corporation. This manual includes the latest information at the time it was printed. We reserve the right to make changes after that time without further notice.