9.0

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
2,200 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.

2006 GMC C4500 transmission problems

transmission problem

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2006 GMC C4500 Owner Comments

problem #1

Nov 012006

C4500 4WD Diesel

  • Automatic transmission
  • 2,200 miles

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

: the contact stated while traveling no particular, the transmission downshifted into first gear. The vehicle was pulled over and the dealership sent a technician to the vehicle to deprogrammed the codes to drive the vehicle to the dealership. An internal wire harness, pins connectors, and solenoid were replaced, but the problem persisted.

- Ramey, PA, USA

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