Having problems with your 1999 GMC Sierra ?

The four by four light is on what is the problem?

\015 The four by four service light light is on what is the problem? I have 1999 sierra gmc truck.\015 Posted / edited by AnonymousUser on : 06-07-2020

Answers :

Can be a small or big problem check fluid and connections if good have scanned for trouble code sum auto stores such as auto zone/ advanced auto do it for free, the code gives a start point
Repair Help & Product Troubleshooting for 1999 GMC Sierra

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