2004 Chevrolet Trailblazer Ext fuel system problems
The 2004 Chevrolet Trailblazer Ext has 46 fuel system complaints filed with NHTSA — 15% of the year's total, and down from the prior model year.
46
Fuel System complaints
15%
Share of year
0
Crash-involved
0
Related recalls
Fuel System complaints by year
What owners report
“I OWN A 2004 CHEVY TRAILBLAZER. I AM HAVING CONSTANT PROBLEMS WITH THE GAS GAUGE INDICATING THAT EITHER THERE IS LESS GAS THEN ACTUAL, OR MORE GAS THEN ACTUAL. I KNOW THERE IS AN INVESTIGATION GOING ON WITH THESE VEHICLES BUT ONLY FOR THE YEARS 2005-2007, MINE IS A 2004. THIS INVESTIGATION SHOULD…”
Common questions
How many fuel system complaints does the 2004 Chevrolet Trailblazer Ext have?
NHTSA has 46 complaints about the 2004 Chevrolet Trailblazer Ext fuel system — 15% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.