2007 Chevrolet Silverado 2500HD "4wd working" Questions

2002 Chevy Silverado 4wd 2500HD noise 2002 Chevy Silverado 4wd 2500HD. when I shift into 4wd HI going greater than 15mph, i hear a loud noise. then no more nosies and the 4wd works fine. dealer said ...

2000 Chev 4x4 2500; When I try to switch from 2wd to 4wd, the switch wont work. The 4wd does work, but its having a hard time switching. either the encoder is bad or the complete encoder motor ...

4WD seems to be working but I quickly disengaged it for fear of damaging something. Now my transfer case seems to be making an awful noise in 2WD. Any thoughts? I don't think you will know whats going

...i bought a tinken replacement from autozone. the replacement part looks as if it was meant for a 4wd. the same part # came up for both the 2wd & the 4wd. is this ok? the manager @ autozone

...working and no light showing 4X4 On the full size, the front actuator is electric, not vacuum. When in 4wd mode, a switch on top of the transfer case conducts 12 volts out to the actuator. Wire #50 ...

...4wd not working.. are there any relays or fuses that could cause this or where else should i look into fixing this problem.. Im confused and snows coming and i need this working ti plow.. Thanks all ...

...that is on the lower side of the front axle and test it for voltage while the selector lever is in 4wd. it should have at least 12v. if so it is that solenoid. generally what goes wrong with those ...

service 4wd please give me some ideas ok guys please give me some information and or ideas on what is going on so i have a 2002 Chevy Silverado 2500hd 4x4 8.1l so i have been having this problem first

4wd not working on my 2007 New Body silverado. GM had a TSB on the switch module. I would check for a code and then procede from there. check the fuse and relay

...4wd hi or low nothing happened switch acted like it was working could hear a clunk like it was locking in but was not. Switch then stopped working all together so I changed the switch and still got ...