Gas mileage on chevy avalanche

What is the 2004 Chevy Avalanche fuel pressure regulator location? Answer: The 2004Chevrolet Avalance has a fuel pressure regulator that can be found toward the back end of the fuELRail, which is connected to the fuel injectors that go all …

My Selections. Years: 2000–2022. Make: chevy. (Showing 1 to 0 of 0 vehicles) Fuel economy of the 2000 chevy avalanche. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks.Due to the issues with body cladding, weak transmissions, and the fact they are roughly 20 years old make the 2001-2002 Chevrolet Avalanches the worst years of the truck. If you’re deadset on a first-generation Avalanche and are into the body cladding, we’d recommend going for a 2003-2005 model.2009. 2008. 2007. 8.8 /10. U.S. News Rating. The highly-regarded Avalanche offers excellent hauling and towing capabilities in a uniquely versatile, safe and smooth-riding package, but can't match the affordability and higher fuel economy of …Research the 2006 Chevrolet Avalanche at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory.LT Sport Utility Pickup 4D 5 1/4 ft. $36,940. $8,295. LTZ Sport Utility Pickup 4D 5 1/4 ft. $43,670. $9,077. For reference, the 2007 Chevrolet Avalanche originally had a starting sticker price of ...Unofficial MPG Estimates Shared by Vehicle Owners : View Estimates How can I share my MPG? Vehicle Specification Data; EPA Size Class More about EPA size class: Standard …8.3 tons CO 2. Avalanche LT. vs. 7.6 tons. Avg. Large Truck. Yearly estimate based on your driving miles. Learn more about 2012 Chevrolet Avalanche. See all for sale. Try this quiz!

Edmunds' expert review of the Used 2004 Chevy Avalanche provides the latest look at trim-level features and specs, performance, safety, and comfort. ... Combined MPG: 15 MPG: Cost to Drive: $278 ...The partnership will provide Alibaba’s clients with a launchpad that aims to help businesses launch their own metaverse spaces on Avalanche’s blockchain. Alibaba Cloud, the digital...Fuel Economy of the 2005 Chevrolet Avalanche 1500 2WD. Compare the gas mileage and greenhouse gas emissions of the 2005 Chevrolet Avalanche 1500 2WD side-by-side with other cars and trucks. ... 2005 Chevrolet Avalanche 1500 2WD EPA Size Class : Sport Utility Vehicle - 2WD: Drive: Rear-Wheel Drive: Stop-Start Technology: Not Available:Feb 12, 2012 · However I can get real world 20mpg +- on good smooth interstate driving. I am 5 miles from town, driving back and forth and a little in town driving and I am getting 13-14MPG. Add in the real city driving with a lot of stop and going + the hills, right back to 10 - 11mpg. Based on data from 46 vehicles, 4,231 fuel-ups and 1,296,541 miles of driving, the 2013 Chevrolet Avalanche gets a combined Avg MPG of 14.74 with a 0.10 MPG margin of error. Below you can see a distribution of the fuel-ups with 176 outliers (3.99%) removed. Following shows the average MPG of each of the 46 vehicles in the system. « 1. 2. 3. »2003 Chevrolet Avalanche 1500 4WD. Search by make for fuel efficient new and used cars and trucks ... 2003 Chevrolet Avalanche 1500 4WD Personalize Find a car: Flex-Fuel Vehicle. 8 cyl, 5.3 L, Automatic 4-spd Compare: Fuel Economy; EPA MPG: Regular Gas Combined MPG: 14. combined. city/highway. MPG. City MPG: 13. city. Highway MPG: … Research the 2009 Chevrolet Avalanche at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory.

rb, 05/21/2010. 2002 Chevrolet Avalanche 1500 4dr Crew Cab 4WD (5.3L 8cyl 4A) 25 of 26 people found this review helpful. Bought my Avalanche with 12K miles in 2003, it now has 167K and going ...The most accurate 2010 Chevrolet Avalanches MPG estimates based on real world results of 712 thousand miles driven in 30 Chevrolet Avalanches ... 2010 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup Added Nov 2017 • 42 Fuel-ups. Property of Ohiobill . 16.4 Avg MPG.View detailed gas mileage data for the 2009 Chevrolet Avalanche. Use our handy tool to get estimated annual fuel costs based on your driving habits. ... Used 2009 Chevrolet Avalanche MPG & Gas ...However I can get real world 20mpg +- on good smooth interstate driving. I am 5 miles from town, driving back and forth and a little in town driving and I am getting 13-14MPG. Add in the real city driving with a lot of stop and going + the hills, right back to 10 - 11mpg.Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks. ... 2004 Chevrolet Avalanche 1500 2WD 5.3 L, 8 cyl, Automatic 4-spd, Regular Gasoline: 15: MPG 14: …

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Towing. When properly equipped, the 2WD Avalanche's 5.3-liter engine can tow up to 7,200 pounds, or 7,000 pounds with the 4WD. The 6.0-liter 2WD and 4WD models can pull up to 8,200 pounds and 7,800 pounds, respectively -- "enough for a sizable boat or trailer," according to MSN. The Detroit News calls towing capacity "awesome," but still notes ... Research the 2008 Chevrolet Avalanche at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory. 2009 Chevrolet Avalanche LT2 4dr Crew Cab 4WD SB ... The AV's 5.3 liter engine has more power/torque than the 5.7 liter engine in my old 97 truck and gets better overall gas mileage. We tow 5,000 ...Detailed specs and features for the Used 2006 Chevrolet Avalanche including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. from other Chevrolet Avalanche vehicles . 97trophy fueled-up their 2009 Chevrolet Avalanche. Last Tank: 16.1 MPG 2 days ago; shepral fueled-up their 2013 Chevrolet Avalanche. Last Tank: 16.1 MPG 3 days ago; DDK319 had 1 best tank(s) for their 2007 Chevrolet Avalanche. Last Tank: 37.5 MPG 1 week ago; Nippon added 1 notes for their 2011 Chevrolet ...

2005 Chevrolet Avalanche 1500 4WD. Personalize. Add a Vehicle. 5.3 L, 8 cyl, Automatic 4-spd. 2005 Chevrolet Avalanche 1500 4WD. EPA Fuel Economy. Regular Gasoline.2002 Chevrolet Avalanche 2500 8.1L V8 GAS Automatic 4 Speed Crew Cab Pickup Added Sep 2017 • 61 Fuel-ups. Property of Drcorvette . 11.0 Avg MPG. avalanche. 2002 Chevrolet Avalanche 2500 8.1L V8 GAS Automatic 4 Speed Added Jun 2014 • 53 Fuel-ups. Property of blizzardice . 9.1 Avg MPG. Tips.2002. 10.0 Avg MPG. 11 Vehicles. 472 Fuel-ups. 123,765 Miles Tracked. View All 2002 Chevrolet Avalanche 2500s. The most accurate Chevrolet Avalanche 2500 MPG estimates based on real world results of 242 thousand miles driven in 19 Chevrolet Avalanche 2500s.Detailed specs and features for the Used 2012 Chevrolet Avalanche including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.Based on data from 15 vehicles, 892 fuel-ups and 297,771 miles of driving, the 2009 Chevrolet Avalanche gets a combined Avg MPG of 13.13 with a 0.15 MPG margin of error. Below you can see a distribution of the fuel-ups with 72 outliers (7.47%) removed.2009. 2008. 2007. 8.8 /10. U.S. News Rating. The highly-regarded Avalanche offers excellent hauling and towing capabilities in a uniquely versatile, safe and smooth-riding package, but can't match the affordability and higher fuel economy of …2003 Chevrolet Avalanche 2500 MPG. Based on data from 3 vehicles, 143 fuel-ups and 26,528 miles of driving, the 2003 Chevrolet Avalanche 2500 gets a combined Avg MPG ... from other Chevrolet Avalanche vehicles . 97trophy fueled-up their 2009 Chevrolet Avalanche. Last Tank: 16.1 MPG 3 days ago; shepral fueled-up their 2013 Chevrolet Avalanche. Last Tank: 16.1 MPG 4 days ago; DDK319 had 1 best tank(s) for their 2007 Chevrolet Avalanche. Last Tank: 37.5 MPG 1 week ago; Nippon added 1 notes for their 2011 Chevrolet ... Lexington KY. Sep 9, 2008. #10. PatrickjAk said: well, our first choice, 2003, 5.3, fully loaded with 73000miles came thrue ( the 8.1 was our second choice). the wife and i are proud owners of an avalanche. we are now official avalanche fans. …2003 Chevrolet Avalanche. EPA MPG. Owner MPG Estimates. 2003 Chevrolet Avalanche 1500 2WD 8 cyl, 5.3 L, Automatic 4-spd. Regular Gasoline. View Estimates.

Highway MPG: 17. highway. 7.1 gals/ 100 miles. 2008 Chevrolet Avalanche 1500 2WD 8 cyl, 5.3 L, Automatic 4-spd. Regular Gasoline. View Estimates.

Detailed specs and features for the Used 2005 Chevrolet Avalanche 1500 LS including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.A performance chip for the Chevrolet Avalanche is available for many models, from the 2001 to the 2006 model. If you are looking to get the most out of your vehicle, a performance chip can be a great option. With improved power, acceleration, and fuel economy, the performance chip can really help the Avalanche stand out.On the other hand, previous Avalanche had larger engines, such as a 5.3-liter V8 gas engine. However, that will change with this new generation. As we said, it will be a smaller pickup, so it will probably feature smaller output, as the focus is mostly on good fuel economy. ... The 2024 Chevy Avalanche will have a very similar dashboard to the ...Highway MPG: 16. highway. 7.7 gal/100mi. 2012 Chevrolet Avalanche 1500 4WD 8 cyl, 5.3 L, Automatic 6-spd. Regular Gasoline. 2004 Chevrolet Avalanche 1500 MPG by Trim. 2004 Avalanche 1500 Sport Utility Pickup 4D 5 1/4 ft - city 13 MPG - hwy 17 MPG. 2004 Avalanche 1500 Safety. NHTSA Safety Rating. 525 grams/mile. 372 miles. Total Range. Page 1. Fuel economy of the 2010 Chevrolet Avalanche. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks.Gas mileage for a coach bus varies between 3 and 6 miles per gallon, depending on the amount of use, distance driven and fuel type.2005 Chevrolet Avalanche 1500 4WD. Search by make for fuel efficient new and used cars and trucks ... 2005 Chevrolet Avalanche 1500 4WD Personalize Find a car: Flex-Fuel Vehicle. 8 cyl, 5.3 L, Automatic 4-spd Compare: Fuel Economy; EPA MPG: Regular Gas Combined MPG: 14. combined. city/highway. MPG. City MPG: 13. city. Highway MPG: …Fuel economy of the 2002 Chevrolet Avalanche 1500 4WD. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks.Chevrolet Avalanche MPG. 266 Chevrolet Avalanches have provided 7.3 million miles of real world fuel economy & MPG data. Click here to view all the Chevrolet Avalanches currently participating in our fuel tracking program. 2013. 14.7 Avg MPG. 46 Vehicles. 4,241 Fuel-ups. 1,299,663 Miles Tracked.

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Gas Mileage Tips; Driving More Efficiently; Keeping Your Car in Shape; Planning and Combining Trips; ... 2002 Chevrolet Avalanche 1500 2WD 8 cyl, 5.3 L, Automatic 4-spd Regular Gasoline: View Estimates How can I share my MPG? Combined MPG: 14. combined. city/highway. MPG. City MPG: 13. city.The 1967 Chevy Impala gets an average gas mileage of 14.4 mpg. This translates to a range of 290 miles on a full tank. The exact mileage depends on the habits of the driver, traffi... Fuel economy of the 2009 Chevrolet Avalanche. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks. Dec 15, 2018 ... , customer complaint is it feels like the transmission is slipping and poor gas mileage. Has not had service in awhile. Teat drove and found ...2005 Chevrolet Avalanche 1500 4WD. Search by make for fuel efficient new and used cars and trucks ... Gas Mileage Tips; Driving More Efficiently; ... Gas Guzzler: no ...from other Chevrolet Avalanche vehicles . 97trophy fueled-up their 2009 Chevrolet Avalanche. Last Tank: 16.1 MPG 3 days ago; shepral fueled-up their 2013 Chevrolet Avalanche. Last Tank: 16.1 MPG 4 days ago; DDK319 had 1 best tank(s) for their 2007 Chevrolet Avalanche. Last Tank: 37.5 MPG 1 week ago; Nippon added 1 notes for their 2011 Chevrolet ...NFT marketplace Joepegs raised $5 million in a seed round led by FTX Ventures and the Avalanche Foundation Although FTX collapsed last week, raises their ventures team contributed ...2002 Chevrolet Avalanche 1500 4WD. Personalize. Add a Vehicle. 5.3 L, 8 cyl, Automatic 4-spd. 2002 Chevrolet Avalanche 1500 4WD. EPA Fuel Economy. Regular Gasoline. ….

What is the MPG for a 2010 Chevrolet Avalanche? The 2010 Chevrolet Avalanche gets 15 mpg in the city and 21 mpg on the highway. Also from Chevrolet. 2010 Chevrolet Aveo; 2010 Chevrolet Camaro; Owner MPG Estimates 2005 Chevrolet Avalanche 1500 2WD 8 cyl, 5.3 L, Automatic 4-spd Regular Gasoline: View Estimates How can I share my MPG? Combined MPG: 15. The Avalanche’s standard engine is a 310-horsepower (326 hp with E85 fuel), 5.3-liter V-8 with an iron block, rated at 335 pounds-feet of torque (350 pounds-feet of torque with E85) with a six ... Cruise set @ 70 mph we use 3/4 tank fuel roung trip and averaged 21.5 mpg. Next trip, Cincinnati to Cave Run Lake in Kentucky 300 mile round trip. 4 guy in the truck, bed full pulling my 21ft, 4500lb boat. Overdrive off, tow haul on @ 68mph averaged 13.6 mpg. Aroung town average is 16 to 17 mph.1500 Z71. $37,010. 2500 LT. $38,420. 2500 LS. $38,420. Wondering which trim is right for you? Our 2005 Chevrolet Avalanche trim comparison will help you decide. See also: Find the best Pickup ...The most accurate 2005 Chevrolet Avalanche 1500s MPG estimates based on real world results of 879 thousand miles driven in 43 Chevrolet Avalanche 1500sUsed 2004 Chevrolet Avalanche For Sale. MPG & Gas Mileage Data. View detailed gas mileage data for the 2004 Chevrolet Avalanche. Use our handy tool to get estimated annual fuel costs based on your ...I am approaching 3000 miles on my 2011 with 3.42 gears. So far I have been averaging 10-12 MPG driving around city (to and from work at 25-50 mph streets). On my recent ~160 mile trip I was averaging around 16-17 MPG doing 70-80 mph. It does seem that milage is improving by around 1-3 MPGs since I got the truck. 2002. 10.0 Avg MPG. 11 Vehicles. 472 Fuel-ups. 123,765 Miles Tracked. View All 2002 Chevrolet Avalanche 2500s. The most accurate Chevrolet Avalanche 2500 MPG estimates based on real world results of 242 thousand miles driven in 19 Chevrolet Avalanche 2500s. The Chevrolet Avalanche is a sporty, full-sized SUV with the towing power of a truck. Its 5.3-liter V8 engine offers great power, but a performance chip can help get the most out of that engine. A performance chip reprograms the Avalanche's engine computer for optimal power, allowing for improved throttle response and faster acceleration. Gas mileage on chevy avalanche, Oct 1, 2020 ... ... CHEVY AVALANCHES FUEL PROBLEMS. A VIEWER NAMED JOHN HAD A QUESTION ABOUT HIS AVALANCHE, SO I DECIDED TO BRING ALONG MY BOY CRAIG. HE IS A GM ..., Fuel economy of the 2003 Chevrolet Avalanche 1500 4WD. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks., On the other hand, previous Avalanche had larger engines, such as a 5.3-liter V8 gas engine. However, that will change with this new generation. As we said, it will be a smaller pickup, so it will probably feature smaller output, as the focus is mostly on good fuel economy. ... The 2024 Chevy Avalanche will have a very similar dashboard to the ..., 06 Avalanche. 2006 Chevrolet Avalanche 1500 Z71 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup Added Oct 2017 • 144 Fuel-ups. Property of jagwizdz, , Used 2011 Chevrolet Avalanche For Sale. MPG & Gas Mileage Data. View detailed gas mileage data for the 2011 Chevrolet Avalanche. Use our handy tool to get estimated annual fuel costs based on your ..., Fuel economy of the 2002 Chevrolet Avalanche 1500 4WD. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks., The most accurate 2003 Chevrolet Avalanche 2500s MPG estimates based on real world results of 27 thousand miles driven in 3 Chevrolet Avalanche 2500s ... 2003 Chevrolet Avalanche 2500 8.1L V8 GAS Automatic 4 Speed Added Feb 2018 • 132 Fuel-ups. Property of ekcustom . 9.6 Avg MPG. Avalanche 2500., from other Chevrolet Avalanche vehicles . 97trophy fueled-up their 2009 Chevrolet Avalanche. Last Tank: 16.1 MPG 3 days ago; shepral fueled-up their 2013 Chevrolet Avalanche. Last Tank: 16.1 MPG 4 days ago; DDK319 had 1 best tank(s) for their 2007 Chevrolet Avalanche. Last Tank: 37.5 MPG 1 week ago; Nippon added 1 notes for their 2011 Chevrolet ..., However I can get real world 20mpg +- on good smooth interstate driving. I am 5 miles from town, driving back and forth and a little in town driving and I am getting 13-14MPG. Add in the real city driving with a lot of stop and going + the hills, right back to 10 - 11mpg., 2002 Chevrolet Avalanche 1500 4WD. Personalize. Add a Vehicle. 5.3 L, 8 cyl, Automatic 4-spd. 2002 Chevrolet Avalanche 1500 4WD. EPA Fuel Economy. Regular Gasoline., May 10, 2006. #5. my average has gone up from 14.5 to 14.6 MPG since i reprogrammed my hypertech to the highest settings. best way to get better mileage from your AV involves removing weight, as YGMN stated, using narrow properly inflated tires, driving under 60, accelerating slowly, a lowering kit may help too., Highway MPG: 17. highway. 7.1 gals/ 100 miles. 2002 Chevrolet Avalanche 1500 4WD 8 cyl, 5.3 L, Automatic 4-spd. Regular Gasoline., Nov 9, 2023 · A smaller and more fuel efficient car just isn’t an option. The 5.3 Vortec ranges from 14-17mpg. However, there are a number of upgrades and modifications that can help add 3mpg. These mods are going to cost you around $1,200 but they will pay for themselves in just a few years with the added fuel savings. , ReelLove, 12/10/2009. 2005 Chevrolet Avalanche 1500 4dr Crew Cab LS 4WD (5.3L 8cyl 4A) LT2 & Z-71. This truck goes everywhere, anytime, in all conditions. 19+ mpg highway/13.5 mpg city. Will tow ... , The most accurate 2010 Chevrolet Avalanches MPG estimates based on real world results of 712 thousand miles driven in 30 Chevrolet Avalanches ... 2010 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup Added Nov 2017 • 42 Fuel-ups. Property of Ohiobill . 16.4 Avg MPG., 06 Avalanche. 2006 Chevrolet Avalanche 1500 Z71 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup Added Oct 2017 • 144 Fuel-ups. Property of jagwizdz, 2002. 13.8 Avg MPG. 93 Vehicles. 5,274 Fuel-ups. 1,622,092 Miles Tracked. View All 2002 Chevrolet Avalanche 1500s. The most accurate Chevrolet Avalanche 1500 MPG estimates based on real world results of 6.9 million miles driven in …, All model years for the Chevrolet Avalanche. Research the 2004 Chevrolet Avalanche at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory., Everything you need to know about each trim in the 2011 Chevy Avalanche lineup, all in one place. ... City 15/Hwy 21/Comb 17 MPG. City 15/Hwy 21/Comb 17 MPG. City 15/Hwy 21/Comb 17 MPG. Fuel Type ... , 2002. 13.8 Avg MPG. 93 Vehicles. 5,274 Fuel-ups. 1,622,092 Miles Tracked. View All 2002 Chevrolet Avalanche 1500s. The most accurate Chevrolet Avalanche 1500 MPG estimates based on real world results of 6.9 million miles driven in 310 Chevrolet Avalanche 1500s., All model years for the Chevrolet Avalanche. Research the 2004 Chevrolet Avalanche at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory., Gas Mileage Tips; Driving More Efficiently; Keeping Your Car in Shape; Planning and Combining Trips; ... 2008 Chevrolet Avalanche 1500 2WD 8 cyl, 5.3 L, Automatic 4-spd Regular Gasoline: Not Available. How can I share my MPG? Combined MPG: 16. combined. city/highway. MPG. City MPG: 14. city., Fuel Economy of the 2011 Chevrolet Avalanche 1500 4WD. Compare the gas mileage and greenhouse gas emissions of the 2011 Chevrolet Avalanche 1500 4WD side-by-side with other cars and trucks, my wife and i are looking at the 05 avalanche without the clading and i was wondering if any one has any real world gas mileage numbers. thanks in advance for any help you can give a newbe. ... if we wanted gas mileage, we would have bought rice burners! Maxx6Av Avalanche1218. Full Member. Joined Apr 18, 2005 Messages 21 …, KY_Avalanche July 8, 2010, 4:57pm 1. I’ve got a 2007 Avalnche with 5.3 V8 flexfuel, and 4.3 gears. I’ve heard of many people with this truck that get 20-22 MPG on the highway. The best I’ve ever been able to get is 17.5 MPG and as of late that has dropped to 16. I know that there are a lot of factors to think of here. So, here is some ..., Fuel economy of the 2004 Chevrolet Avalanche 1500 4WD. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks., 13 MPG. 12 City. 15 Highway. Tailpipe Emissions. 11 tons CO 2. Avalanche 1500. vs. 7.6 tons. Avg. Large Truck. Yearly estimate based on your driving miles. Learn more about …, The Avalanche’s standard engine is a 310-horsepower (326 hp with E85 fuel), 5.3-liter V-8 with an iron block, rated at 335 pounds-feet of torque (350 pounds-feet of torque with E85) with a six ... , The Avalanche’s standard engine is a 310-horsepower (326 hp with E85 fuel), 5.3-liter V-8 with an iron block, rated at 335 pounds-feet of torque (350 pounds-feet of torque with E85) with a six ..., Location. Av is in SC. May 4, 2007. #17. I usually run regular 87 Octane. When we were out in NM, UT and CO couple weeks back we were running plus just so we wouldn't go below the 87. On occasion I'll put plus or premium in it if it feels like I got a crappy tank of gas. You know, sputters a little on start up, seems real sluggish., 4.7. Consumer. Write a Review. Exterior (29) Interior (33) View All Media. 2013. 2012. 2011. 2010. 2009. 2008. 2007. 2006. 2005. 2004. 2003. 2002. Fuel Economy. 17 combined mpg. Horsepower. 320..., Research the 2009 Chevrolet Avalanche at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory.