Reliability AnalysisBased on known issue patterns, repair cost data, and ownership trends · How we score

2008 Chevrolet Suburban Reliability ReportC+ grade · moderate risk · system-by-system breakdown

78/ 100

KeepScore

MODERATE RISK

Grade: C+

A capable giant that requires vigilance for its notorious engine and transmission weak spots.

Full system breakdown + what I would do

Quick Facts · 2008 Chevrolet Suburban

  • The system most likely to surface first: active fuel management (afm) system (major severity).
  • Has 4 NHTSA recalls on record — the most notable involves the air bags:frontal:passenger side:inflator module.
  • Scores 4 points below the strongest nearby year — the 2006 Chevrolet Suburban earns a 82.

Is the 2008 Chevrolet Suburban Worth Buying?

The 2008 Chevrolet Suburban is a robust, full-size SUV that offers impressive capability and space, but it comes with a significant caveat: the Active Fuel Management (AFM) system on the 5.3L V8. While the underlying platform is solid, potential engine and transmission issues demand a thorough pre-purchase inspection and a realistic repair budget to avoid substantial headaches.

Biggest Strengths

  • Rugged body-on-frame construction
  • Excellent towing and cargo capacity
  • Generally durable V8 engines (when AFM is addressed)

What Tends to Fail First on the 2008 Chevrolet Suburban

The systems that break first on the 2008 Chevrolet Suburban. Mileage windows, repair costs, and fix-before-you-buy notes are in the full report.

1
Active Fuel Management (AFM) Systemmajor
2
4L60E/4L70E Automatic Transmissionmajor
3
Electrical Systemmoderate
Typical mileage, cost ranges, and the exact what-to-check list are in the full report.

2008 Chevrolet Suburban Recall History

4 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

General Motors, LLC (GM) is recalling certain 2009 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 1500, Sierra 2500, Sierra 3500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or "Zone B." Additionally, GM is recalling certain 2007-2008 Cadillac Escalade, Escalade ESV, and Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming or "Zone C." These vehicles are equipped with non-desiccated passenger frontal inflators containing phase-stabilized ammonium nitrate (PSAN) propellant. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

General Motors, LLC (GM) is recalling certain 2007-2011 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL, and 2009-2011 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500 and Sierra 3500 vehicles originally sold, or ever registered, in the states of Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands or "Zone A." Additionally, GM is recalling certain 2007-2008 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL vehicles originally sold, or ever registered, in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or "Zone B." These vehicles are equipped with non-desiccated passenger frontal inflators containing phase-stabilized ammonium nitrate (PSAN) propellant. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.

What breaks on the 2008 Chevrolet Suburban?

Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.

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Other Chevrolet Suburban Years to Consider

Compare KeepScores across nearby years of the Chevrolet Suburban. Click any year for its full report.

2008 Chevrolet Suburban Alternatives

Similar class, similar year range — ranked by KeepScore.

Relevant Products for Your 2008 Chevrolet Suburban

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