2011 Chevrolet Avalanche
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2011 models.
- Class
- Sport Utility Vehicle - 2WD
- Body styles
- 1500 P/U Crewcab S/Box 2WD, 1500 P/U Crewcab S/Box 4WD
- Engines
- 5.3L 8-cyl
- Drivetrain
- Rear-Wheel Drive, 4-Wheel Drive
- Fuel
- FFV
- MPG (best)
- 17 combined · 15 city / 21 hwy
- Length
- 218.1 in
- Curb weight
- 5,437–5,679 lb
- NHTSA rating
- Not rated
- Recalls
- 5 campaigns
Pros & cons
What's good
- AWD / 4WD available
Watch out for
- Below-average fuel economyBest version gets 17 MPG combined, 19% below the 2011 SUV - average of 20.9 MPG.
Calculated from EPA, NHTSA and vPIC data against 4 similar 2011 models — not a review. How we calculate this →
Overview
The 2011 Chevrolet Avalanche is a SUV - offered with a 5.3L 8-cyl engine and rear-wheel drive and 4-wheel drive.
It measures about 218 inches long and 79 inches wide on a 130-inch wheelbase, with a curb weight of roughly 5,437 lb (1500 P/U Crewcab S/Box 2WD).
EPA rates its most efficient version at 17 MPG combined (15 city / 21 highway), 19% worse than the 2011 SUV - average of 20.9 MPG, for an estimated $3,950 a year in fuel.
NHTSA has not published a 5-Star overall rating for this model year.
It has 5 recall campaigns on file and owners have filed 138 complaints with NHTSA since 2015, most often about the air bags.
What changed for 2011
- Engine dropped: 6.2L 8-cyl
- All-wheel or four-wheel drive now available
Compared with 2010; trim, feature and price changes aren't covered. See the 2010 Avalanche →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 1500 P/U Crewcab S/Box 2WD | 218.1 in | 79.1 in | 73.2 in | 130.3 in | 68.5 / 67.7 in | 5,437 lb | 52/48 |
| 1500 P/U Crewcab S/Box 4WD | 218.1 in | 79.1 in | 74.4 in | 130.3 in | 68.5 / 67.7 in | 5,679 lb | 52/48 |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| Avalanche 1500 2WD FFV | 5.3L 8-cyl | Automatic 6-spd | Rear-Wheel Drive | 15 / 21 / 17 | -19% | $3,950 | 523 |
| Avalanche 1500 4WD FFV | 5.3L 8-cyl | Automatic 6-spd | 4-Wheel Drive | 15 / 21 / 17 | -10% | $3,950 | 523 |
EPA estimates; "vs. class" is combined MPG against the 2011 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2011 Chevrolet Avalanche.
Similar 2011 SUV -s
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2011 Chevrolet Avalanche (this car) | 17 MPG | Not rated | 5 |
| 2011 Toyota Land Cruiser | 15 MPG | Not rated | 5 |
| 2011 Chevrolet Suburban | 17 MPG | Not rated | 5 |
| 2011 GMC Yukon | 21 MPG | Not rated | 5 |
| 2011 Mercury Mariner | 32 MPG | Not rated | 2 |
Recalls (5)
Air Bags › Frontal › Passenger Side › Inflator Module · Feb 5, 2021
NHTSA campaign 21V050000 · 2,641,272 vehicles
- Problem
- 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.
- Risk
- An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
- Fix
- GM will notify owners, and dealers will replace the front passenger air bag inflator with an alternate one, free of charge. Interim letters notifying owners of the safety risk were mailed on February 22, 2021. Second notification letters will be mailed once the remedy is available. Owner notification letters were mailed on March 1, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020; Cadillac customer service at 1-800-458-8006; and GMC customer service at 1-800-462-8782. GM's number for this recall is N212328760.
Air Bags › Frontal › Passenger Side › Inflator Module · Feb 5, 2021
NHTSA campaign 21V054000 · 1,778,128 vehicles
- Problem
- General Motors, LLC (GM) is recalling certain 2014 Cadillac Escalade, Escalade ESV, Chevrolet Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 2500, Sierra 3500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of AL, CA, FL, GA, HI, LA, MS, SC, TX, PR, AS, GU, the MP, and VI or "Zone A." Additionally GM is recalling certain 2011-2014 Cadillac Escalade, Escalade ESV, Chevrolet Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 2500, Sierra 3500, Yukon, Yukon XL and 2011-2013 Cadillac Escalade EXT, Chevrolet Avalanche, Silverado 1500, and GMC Sierra 1500 vehicles originally sold, or ever registered, in the states of AZ, AR, DE, DC, IL, IN, KS, KY, MD, MO, NE, NV, NJ, NM, NC, OH, OK, PA, TN, VA, and WV or "Zone B." Additionally, GM is recalling certain 2010-2014 Cadillac Escalade, Escalade ESV, Chevrolet Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 2500, Sierra 3500, Yukon, and Yukon XL and 2010-2013 Cadillac Escalade EXT, Chevrolet Avalanche, Silverado 1500, and GMC Sierra 1500 vehicles originally sold, or ever registered, in the states of AK, CO, CT, ID, IA, ME, MA, MI, MN, MT, NH, NY, ND, OR, RI, SD, UT, VT, WA, WI, and WY 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.
- Risk
- An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
- Fix
- GM will notify owners, and dealers will replace the front passenger air bag inflator with an alternate one, free of charge. Interim letters notifying owners of the safety risk were mailed on February 25, 2021. Second notification letters will be mailed once the remedy is available. Owner notification letters were mailed to 40 VIN owners on May 11, 2021. A second owner notification letter was mailed to all other owners on January 24, 2022. Owners may contact Chevrolet customer service at 1-800-222-1020; Cadillac customer service at 1-800-458-8006; and GMC customer service at 1-800-462-8782. GM's number for this recall is N212328800.
Electrical System › Ignition · Dec 30, 2014
NHTSA campaign 14V827000 · 84,192 vehicles
- Problem
- General Motors LLC (GM) is recalling certain model year 2011-2012 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado HD, Silverado LD, Suburban, Tahoe, GMC Sierra LD, Sierra HD, Yukon, and Yukon XL vehicles. In the affected vehicles, the ignition lock actuator may bind, making turning the key difficult or causing the ignition to get stuck in the "Start" position.
- Risk
- If stuck in the "Start" position, the ignition may suddenly snap back into the "Accessory" position, causing a loss of engine, steering, and braking power, increasing the risk of a vehicle crash. If the vehicle is in a crash, the air bags may not deploy, increasing the risk of occupant injury.
- Fix
- GM will notify owners, and dealers will inspect and replace the ignition lock housing, as necessary, free of charge. The recall began on February 12, 2015. Owners may contact GM customer service at 1-800-458-8006 (Cadillac), 1-800-222-1020 (Chevrolet), or 1-800-462-8782 (GMC). GM's number for this recall is 14696 for the original equipment, and 14912 for the service replacement parts.
Suspension › Rear › Axle › Spindle · Jan 6, 2011
NHTSA campaign 11V007000 · 30,566 vehicles
- Problem
- GENERAL MOTORS IS RECALLING CERTAIN MODEL YEAR 2011 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, COLORADO, EXPRESS, SILVERADO, SUBURBAN, TAHOE; AND GMC CANYON, SIERRA, SAVANA, YUKON AND YUKON XL VEHICLES. THE REAR AXLE CROSS PINS WERE NOT PROPERLY HEAT TREATED AND COULD FRACTURE AND BECOME DISPLACED WITHIN THE REAR AXLE. SHOULD THE PIN SHIFT OUT OF POSITION, IT COULD CREATE AN INTERFERENCE CONDITION AND CAUSE THE REAR AXLE TO LOCK.
- Risk
- THE DRIVER MAY NOT BE ABLE TO MAINTAIN DIRECTIONAL CONTROL OF THE VEHICLE AND A CRASH COULD OCCUR WITHOUT WARNING.
- Fix
- DEALERS WILL INSTALL A NEW REAR AXLE CROSS PIN FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JANUARY 11, 2011. OWNERS MAY CONTACT CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463 AND AT THE OWNER CENTER AT WWW.GMOWNERCENTER.COM.
Suspension › Rear › Axle › Spindle · Dec 17, 2010
NHTSA campaign 10V643000 · 1,262 vehicles
- Problem
- GENERAL MOTORS IS RECALLING CERTAIN MODEL YEAR 2011 CADILLAC ESCALADE EXT, CHEVROLET AVALANCHE, SILVERADO LD AND GMC SIERRA LD VEHICLES. THE REAR AXLE CROSS PINS WERE NOT PROPERLY HEAT TREATED AND COULD FRACTURE AND BECOME DISPLACED WITHIN THE REAR AXLE. SHOULD THE PIN SHIFT OUT OF POSITION, IT COULD CREATE AN INTERFERENCE CONDITION AND CAUSE THE REAR AXLE TO LOCK.
- Risk
- THE DRIVER MAY NOT BE ABLE TO MAINTAIN DIRECTIONAL CONTROL OF THE VEHICLE AND A CRASH COULD OCCUR WITHOUT WARNING.
- Fix
- DEALERS WILL INSTALL A NEW REAR AXLE CROSS PIN FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JANUARY 11, 2011. OWNERS MAY CONTACT CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463 AND AT THE OWNER CENTER AT WWW.GMOWNERCENTER.COM.
Not every 2011 Chevrolet Avalanche is affected — only a VIN check confirms your car.
Owner-reported problems
Unverified owner reports; best-sellers collect more.
Used 2011 Chevrolet Avalanche buyer's checklist
- Run the VIN at nhtsa.gov/recalls. 5 recalls this year — ask for proof of repairs.
- Air Bags — 63 owner reports. Confirm the airbag warning light turns off after start-up and any airbag recall was completed.
- Structure › Body — 17 owner reports. Open and close every door, the hood and tailgate; look for rust or misaligned panels.
- Engine — 9 owner reports. Cold-start the engine, listen for knocking, and watch for warning lights or hesitation on acceleration.
- Mileage to watch. Owners typically reported problems around 69,000 miles; ask what was repaired near that point.
- Before you pay: service records, a history report and an independent inspection.
Generated by DecodedCars from NHTSA recalls and owner complaints for the 2011 Chevrolet Avalanche. Not a substitute for a professional inspection.
Other Avalanche years
Compare all years →| Year | MPG (best) | Length | Overall | Recalls | Complaints |
|---|---|---|---|---|---|
| 2013 Avalanche | 17 | 218.1 in | Not rated | 3 | 108 |
| 2012 Avalanche | 17 | 218.1 in | Not rated | 3 | 45 |
| 2010 Avalanche | 17 | 218.1 in | Not rated | 3 | 108 |
| 2009 Avalanche | 16 | 218.1 in | Not rated | 4 | 83 |
| 2008 Avalanche | 16 | 218.1 in | Not rated | 3 | 237 |
| 2007 Avalanche | 16 | 218.1 in | Not rated | 3 | 368 |
| 2006 Avalanche | 14 | 221.7 in | Not rated | 0 | 27 |
| 2005 Avalanche | 15 | 221.7 in | Not rated | 0 | 35 |
Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Chevrolet. How we calculate this →