2006 GMC Sierra Trans oil Chang e

2006 GMC SIERRA
140,000 MILES • 6.0L • V8 • 4WD • AUTOMATIC
Avatar
LARRY_1958
  • MEMBER
  • 1 POST
Do I need to flush my trans or is just oil and filter change ok
Nov 17, 2015 at 11:43 AM
Advertisement
Avatar
HMAC300
  • CAR REPAIR CONTRIBUTOR
  • 48,601 POSTS
GM doesn't recommend flushing of any component even coolant just change them. if fluid is dark brown or black have a trans guy check trans as it's needing a rebuild problaby
Nov 17, 2015 at 12:34 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.