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2006 Buick

Rainier 2WD

Auto 4-spd, 8 cyl, 5.3 L

Buick Rainier: best and worst years

Overview

Body
Sport Utility Vehicle - 2WDEPA, from EPA, last updated 6/22/2026
Drivetrain
Rear-Wheel DriveEPA, from EPA, last updated 6/22/2026
Transmission
Automatic 4-spdEPA, from EPA, last updated 6/22/2026
Powertrain
GasEPA, from EPA, last updated 6/22/2026
Fuel
RegularEPA, from EPA, last updated 6/22/2026

Engine & performance

Cyl
8EPA, from EPA, last updated 6/22/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/22/2026

Efficiency

MPG Hwy
20 mpgEPA, from EPA, last updated 6/22/2026
MPG City
14 mpgEPA, from EPA, last updated 6/22/2026
MPG Comb
17 mpgEPA, from EPA, last updated 6/22/2026
Fuel $/yr
$3,650EPA, from EPA, last updated 6/22/2026
Elec. Range
0 miEPA, from EPA, last updated 6/22/2026

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
6 yr / 70k mi
Roadside assistance
6 yr / 70k mi
Maintenance
1 yr / 12k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.