2007 GMC Sierra 1500 Reliability ReportC+ grade · moderate risk · system-by-system breakdown
Quick Facts · 2007 GMC Sierra 1500
- The system most likely to surface first: engine (active fuel management) (major severity).
- Has 3 NHTSA recalls on record — the most notable involves the air bags:frontal:passenger side:inflator module.
- Scores roughly in line with adjacent GMC Sierra 1500 years — consistency that often signals a stable platform generation.
Is the 2007 GMC Sierra 1500 Worth Buying?
The 2007 GMC Sierra 1500 represents a capable and enduring truck, but it's not without its significant challenges. While its strong bones provide a solid foundation for work and hauling, prospective buyers must proceed with caution due to prevalent engine issues related to Active Fuel Management and notorious rust susceptibility. It can be a great value, but only if you know exactly what to look for and are prepared for specific maintenance.
The 2007 GMC Sierra 1500 can serve as a highly capable and comfortable workhorse, but it demands a meticulous buying process and ongoing vigilance. While the underlying platform is solid, the widespread issues with Active Fuel Management-equipped engines and severe rust potential require careful consideration. Buy o…
Best Model Years
For this generation (GMT900), the 2008-2013 models saw some minor improvements and potentially better-sorted AFM, though the core issues remain. The 2006 (GMT800) is also a strong choice for its non-AFM 5.3L.
Years to Avoid
The 2007 model year is the first year of the GMT900 body style, and it's particularly prone to the early AFM issues and is often an immediate target for rust. It's not necessarily the worst, but it's an elevated risk year.
Biggest Strengths
- Robust frame and body structure
- Strong V8 engine options for towing and hauling (when healthy)
- Simple, proven four-speed automatic transmission (4L60E/4L70E)
What Tends to Fail First on the 2007 GMC Sierra 1500
The systems that tend to fail first on the 2007 GMC Sierra 1500, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
The 5.3L, 6.0L, and 6.2L V8 engines equipped with Active Fuel Management (AFM) are notorious for lifter collapse and excessive oil consumption. This is caused by oil control rings clogging and inadequate lubrication to the AFM lifters, l…
The GMT900 platform, including the 2007 Sierra, is highly susceptible to rust, particularly in the rocker panels, cab corners, wheel arches, and frame. This is a common complaint in areas where road salt is used and can compromise struct…
Common electrical issues include failures of the instrument cluster (sticking or dead gauges), and HVAC blend door actuators which can lead to improper temperature control or airflow. These are typically nuisance failures but can be cost…
2007 GMC Sierra 1500 Mileage Danger Zones
The mileage windows when the 2007 GMC Sierra 1500 most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
This mileage primarily involves routine maintenance like oil changes, tire rotations, and cabin/air filter replacements. It's too early for most major systemic issues to manifest unless there was significant abuse.
Maintenance Zone
At this point, expect to address standard wear items and preventative maintenance. Rust may begin to show on vulnerable areas, and the first signs of electrical gremlins or suspension wear could emerge.
Elevated Risk Zone
This is where the truck's most significant known issues typically begin to surface. Engine problems, particularly AFM-related lifter failures, and advanced rust become pressing concerns, requiring careful inspection.
High Risk Zone
Beyond 120,000 miles, the probability of major engine or transmission overhauls increases significantly, especially if preventative maintenance or AFM diagnosis was neglected. Rust can become severe enough to compromise safety and struct…
2007 GMC Sierra 1500 Ownership Cost Outlook
What it typically costs to keep the 2007 GMC Sierra 1500 on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$400-600
Moderate Repairs
$500-1,500 occasionally (e.g., suspension work, electrical fixes, exhaust manifold repair)
How Long Does the 2007 GMC Sierra 1500 Last?
For a 2007 Sierra, prioritize trucks with comprehensive service records and evidence of AFM maintenance or previous repair if buying a V8. Expect to face suspension and brake component replacements every 60,000-80,000 miles, and budget for potential AFM-related engine work or an AFM delete post-90,000 miles.
What 2007 GMC Sierra 1500 Owners Actually Say
What Owners Love
- Excellent towing and hauling capabilities for its class.
- Comfortable ride quality for a full-size truck.
- Timeless exterior styling and spacious interior (especially crew cab).
- V8 engine power is plentiful for most tasks.
Common Frustrations
- Frustrating and costly Active Fuel Management engine problems.
- Pervasive rust on body panels and frame is a major aesthetic and structural concern.
- Poor fuel economy, especially with the larger V8s.
- Dashboard cracking is unsightly and common.
Who Should Buy the 2007 GMC Sierra 1500?
Best For
- Homeowners needing a capable vehicle for occasional towing or hauling.
- Buyers on a budget seeking a full-size truck for utility.
- DIY mechanics willing to tackle common truck issues.
Not Ideal For
- Buyers seeking completely worry-free, low-maintenance ownership.
- Individuals in salt-belt regions without consistent rust preventative measures.
How the 2007 GMC Sierra 1500 Compares to Rivals
The 2007 Sierra holds its own against domestic full-size truck rivals of its era, often offering more robust transmissions than some competitors and better ergonomics. However, its AFM and widespread rust issues prevent it from reaching the top tier of reliability, a position…
More Reliable Than
- Ford F-150 (2004-2008 with 5.4L Triton engine)
- Nissan Titan (early models with differential/transmission issues)
Comparable To
- Dodge Ram 1500 (2002-2008 models with early Hemi engine issues)
- Toyota Tundra (older models with significant frame rust recalls)
2007 GMC Sierra 1500 Recall History
3 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 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.
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.
What breaks on the 2007 GMC Sierra 1500?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
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Other GMC Sierra 1500 Years to Consider
Compare KeepScores across nearby years of the GMC Sierra 1500. Click any year for its full report.
2007 GMC Sierra 1500 Alternatives
Similar class, similar year range — ranked by KeepScore.
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