What kind of motor does a 2007 Avalanche have?
The 2007 Chevrolet Avalanche was equipped with a 5.3-liter V8 engine. This engine provided ample power and performance for the full-size pickup truck. The Avalanche's engine was a key component that contributed to its capability and versatility.
Engine Specifications
The 5.3-liter V8 engine in the 2007 Avalanche had the following key specifications:
- Displacement: 5.3 liters (325 cubic inches)
- Cylinder configuration: V8
- Horsepower: 310 hp @ 5,200 rpm
- Torque: 335 lb-ft @ 4,500 rpm
- Fuel system: Electronic fuel injection
- Transmission: 4-speed automatic
This engine provided a good balance of power and efficiency, allowing the Avalanche to tow heavy loads while also delivering respectable fuel economy for a full-size truck.
Engine Technology
The 5.3-liter V8 in the 2007 Avalanche featured several advanced technologies to improve performance and efficiency:
- Active Fuel Management: This system could deactivate four of the eight cylinders under light load conditions to improve fuel economy.
- Variable Valve Timing: The engine's intake and exhaust valves were able to adjust their timing to optimize power and efficiency across the rev range.
- Aluminum Block and Heads: The use of lightweight aluminum components helped reduce the engine's overall weight.
These technologies allowed the Avalanche's V8 to deliver a compelling combination of power, towing capacity, and fuel efficiency for a full-size pickup of its era.
What 5.3 came in the Chevy Avalanche?
Second generation (2007–2013)
| Second generation (GMT900) | |
|---|---|
| Engine | 5.3 L LY5 V8 (gasoline) 5.3 L LMG V8 (gasoline/E85) 5.3 L LC9 V8 (gasoline/E85) 6.0 L L76 V8 (gasoline) |
| Transmission | 4-speed GM 4L60-E transmission automatic (2007–08) 6-speed 6L80 automatic (2009–2013) |
| Dimensions | |
| Length | 221.3 in (5,621 mm) |
How many miles will a 2007 Chevy Avalanche last?
The Chevy Avalanche is one of 23 vehicle models with at least a 20 percent chance of remaining operational to 250,000 miles or beyond, according to the results of a recent study.
How do I identify my 5.7 Chevy engine?
Look for a stamped number on the deck of the block at the front on the passenger side of the engine. The number you are looking for will be a suffix stamped after the casting number.
What is the best year of the Avalanche to buy?
There are several excellent choices from the Chevy Avalanche. We recommend the 2006, 2009, 2011, 2012, and 2013 versions.
Does the 2007 Avalanche have an AFM?
Acceleration and Power. The Avalanche comes with a choice of three engines. The base engine is a 5.3-liter V8 with Active Fuel Management.
What engine does my 07 Avalanche have?
Engine, Vortec 5.3L V8 SFI with Active Fuel Management (320 hp [238.6 kW] @ 5200 rpm, 340 lb-ft of torque [459.0 N-m] @ 4200 rpm), iron block (Standard with CC10936 Models only.)
How much horsepower does a 2007 Avalanche 5.3 have?
Standard power for the Avalanche will come from a 5.3 liter Vortec 5300 V8 engine producing 320 horsepower @ 5200 rpm and 340 pound feet of torque @ 4000 rpm.
How do I tell what Vortec engine I have on my Chevy?
One easy way to identify the 5.7L Vortec engine is to examine the cylinder heads. The GM Industrial Vortec cylinder head was made by installing LT1 Corvette ports into an iron casting. The intake manifold bolts on with an 8-bolt pattern, unlike most other 5.7 GM heads that bolt on with a 12-bolt pattern.
What are the most common problems with Chevy Avalanche?
Top Chevrolet Avalanche Problems
- Dashboard Cracking in 3 spots.
- Check Engine Light Due to Gas Cap Issue.
- New Fob/Entry Receiver Needed if Keyless Entry System Stops Working.
- Reduced Power and Check Engine Light.
- Service transmission every 30,000 miles.
- Contamination of extended life coolant.
Is a 5.7 Chevy motor the same this as a 350 Chevy motor?
The L48 is the original 350 cu in (5.7 L) engine. It was introduced for 1967 in the Super Sport (SS) version of the Camaro (which used it until 1969) and for 1968 in the Chevy II/Nova (which used it until 1979). In 1969, it was used in almost all car lines—Camaros, Caprices, Impalas, El Caminos, Chevelles, and Novas.
