2005 Chevrolet Trailblazer Ext 370 fuel system problems
The 2005 Chevrolet Trailblazer Ext 370 has 96 fuel system complaints filed with NHTSA — 32% of the year's total, and up sharply from the prior model year.
96
Fuel System complaints
32%
Share of year
1
Crash-involved
0
Related recalls
Fuel System complaints by year
What owners report
“MY 2005 CHEVY TRAILBLAZER IS COMPLETELY GOING CRAZY IT SEEMS EVERYTHING ELECTRICAL IS GOING WRONG WITH IT. I AM AFRAID TO LET MY WIFE OR MY KIDS DRIVE IN IT BECAUSE I NEVER KNOW WHAT'S GOING TO GO WRONG WHILE DRIVING. MY WHOLE GAS SYSTEM IS GONE FROM FUEL LEVEL INDICATOR TO THE GAUGE. MY ENTIRE…”
Common questions
How many fuel system complaints does the 2005 Chevrolet Trailblazer Ext 370 have?
NHTSA has 96 complaints about the 2005 Chevrolet Trailblazer Ext 370 fuel system — 32% 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.