4 WD service light

[jascbowman]

4 WD service light comes on after about 15 min. of driving in 2 WD (after turning ignition off & restarting it turns on again after 15 min). 4 WD (AWD) works fine when engaged.The scanner shows no error codes. Any suggestions?

 

[Jasontamu]

ufigure out what prob was?

 

[jascbowman]

1999 Tahoe 4WD service light

Computer diagnostic showed faulty switch.Changed out switch module on dash and it took care of problem.