2003 Chevrolet Avalanche electrical system problems
The 2003 Chevrolet Avalanche has 44 electrical system complaints filed with NHTSA — 18% of the year's total, and up sharply from the prior model year.
44
Electrical System complaints
18%
Share of year
0
Crash-involved
0
Related recalls
Electrical System complaints by year
What owners report
“INTERIOR BLOWER MOTOR SHORTS OUT CAUSING SMOKE TO FILL THE CABIN, THIS IS THE SECOND MOTOR THAT HAS BEEN REPLACED IN MY 2003 AVALANCHE. *NM”
Common questions
How many electrical system complaints does the 2003 Chevrolet Avalanche have?
NHTSA has 44 complaints about the 2003 Chevrolet Avalanche electrical system — 18% 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.