10.0

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
0 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2017 GMC Sierra 3500 drivetrain problems

drivetrain problem

Find something helpful? Spread the word.
Get notified about new defects, investigations, recalls & lawsuits for the 2017 GMC Sierra 3500:

Unsubscribe any time. We don't sell/share your email.

2017 GMC Sierra 3500 Owner Comments

problem #1

Jul 052024

Sierra 3500

  • miles

A D V E R T I S E M E N T S

tHE 6L90 TRANMISSION FAILED WITH NO WARNING AT 58,408 MILES. HAD TO BACK THE TRUCK UP IN TRAFFIC OVER 1/2 MILE TO REACH A SAFE SPOT. SEEMS GM IS HAVING A LOT OF PROBLEMS WITH THIS TRANSMISSION AND THEIR 8 SPEED TRANSMISSION. NO ASSISTANCE FROM GM TO REPAIR SEEING I WAS OUT OF THE 5 YEAR 100000 WARRANTY. SEEMS GM KNOW ABOUT THESES PROBLEMS. HAD TO SPEND $5K TO GET NO DEALER SERVICE TO INSTALL A REMANUFACTURED TRANS, HOPING IT WILL NOT HAPPEN AGAIN

- Schenectady, NY, USA

Search CarComplaints.com for these popular complaint phrases...

Not what you are looking for?