Lexus GS300 vs Chevrolet Avalanche 1500

Both cars' complete complaint records, side by side.

Read the totals carefully. NHTSA publishes no sales figures, so the car that sold more collects more complaints regardless of quality. The rows worth weighing are the proportions — the share of complaints that involved harm, and which part dominates.

Measure	Lexus GS300	Chevrolet Avalanche 1500
Complaints on file	446	1,115
Model years covered	1993–2014	2002–2013
Worst model year	2006	2002
Best model year	2001	2009
Crashes reported	51	58
Fires reported	8	14
Injuries reported	21	40
Deaths reported	1	1
Most complained-about part	Acceleration & Cruise Control	Electrical System
Share of complaints involving harm	18.2%	10.1%

Lexus GS300 by year

7 7 12 2 91 56 45 21 15 16 6 2 164 1 1

93 94 95 96 98 99 00 01 02 03 04 05 06 13 14

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks

Acceleration & Cruise Control 85 19.1%

Brakes 44 9.9%

Lights 41 9.2%

Engine & Cooling 40 9.0%

Suspension 40 9.0%

Electrical System 34 7.6%

Transmission & Drivetrain 26 5.8%

Steering 20 4.5%

Chevrolet Avalanche 1500 by year

185 213 175 153 63 142 49 27 7 43 20 38

02 03 04 05 06 07 08 09 10 11 12 13

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks

Electrical System 228 20.4%

Brakes 220 19.7%

Airbags 147 13.2%

Other & Unspecified 93 8.3%

Body & Structure 72 6.5%

Transmission & Drivetrain 63 5.7%

Steering 44 3.9%

Fuel & Propulsion 41 3.7%