6.0

fairly significant
Typical Repair Cost:
No data
Average Mileage:
49,600 miles
Total Complaints:
1 complaints

Most common solutions:

  1. not sure (1 reports)
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problem #1

Nov 172012

Sierra 1500 SLE 5.3L

  • Automatic transmission
  • 49,578 miles

The combined city/highway mileage was 18-19 mpg. Recently the highway mileage has dropped to 15-16 mpg. There were no changes to the vehicle, driving conditions or fuel source.

- Will D., Snyder, TX, US