7.0

pretty bad
Typical Repair Cost:
No data
Average Mileage:
37,550 miles
Total Complaints:
2 complaints

Most common solutions:

  1. not sure (2 reports)
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problem #2

Jan 012005

Trailblazer 4.2L

  • Automatic transmission
  • 1 miles

The heater has not really worked from day 1. Blows mostly cold air. The engine light recently came on for temperature problem and a new thermostat seems to have helped the problem.

- joebroski, Columbus, NJ, US

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problem #1

Nov 012009

Trailblazer LT V6

  • Automatic transmission
  • 75,000 miles

it only blows out cold air even when it is set on 90 degrees !! it really sucks since it went out right before winter

- tsmithtn, Bartlett, TN, US

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