The Chevrolet Tahoe (GMT900) 5.3L V8 with all-wheel drive and an automatic transmission represents a significant iteration of Chevrolet’s full-size SUV, produced from the 2007 to 2014 model years. This variant occupied a central position within the GMT900 Tahoe lineup, offering a balance between capability, space, and relative affordability compared to the higher-trim levels. It was a mainstay of American families and those needing substantial towing capacity, competing directly with the Ford Expedition and GMC Yukon. The GMT900 generation marked a shift towards more refined interiors and improved ride quality compared to its predecessors.
Technical Specifications
| Brand | Chevrolet |
| Model | Tahoe |
| Generation | Tahoe (GMT900) |
| Type (Engine) | 5.3L i V8 (320 Hp) AWD Automatic |
| Start of production | 2007 |
| End of production | 2014 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 9 |
| Doors | 5 |
| Fuel Type | Petrol (Gasoline) |
| Weight-to-power ratio | 7.9 kg/Hp, 126.9 Hp/tonne |
| Weight-to-torque ratio | 5.5 kg/Nm, 182.8 Nm/tonne |
| Power | 320 Hp @ 5200 rpm |
| Power per litre | 60.1 Hp/l |
| Torque | 461 Nm @ 4200 rpm, 340.02 lb.-ft. @ 4200 rpm |
| Maximum engine speed | 6000 rpm |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | LY5 |
| Engine displacement | 5326 cm3, 325.01 cu. in. |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 96 mm, 3.78 in. |
| Piston Stroke | 92 mm, 3.62 in. |
| Compression ratio | 9.9:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Engine oil capacity | 5.7 l, 6.02 US qt | 5.02 UK qt |
| Coolant | 17.3 l, 18.28 US qt | 15.22 UK qt |
| Kerb Weight | 2522 kg, 5560.06 lbs |
| Max. weight | 3311 kg, 7299.51 lbs |
| Max load | 789 kg, 1739.45 lbs |
| Trunk (boot) space – minimum | 479 l, 16.92 cu. ft. |
| Trunk (boot) space – maximum | 3084 l, 108.91 cu. ft. |
| Fuel tank capacity | 98 l, 25.89 US gal | 21.56 UK gal |
| Length | 5130 mm, 201.97 in. |
| Width | 2007 mm, 79.02 in. |
| Height | 1955 mm, 76.97 in. |
| Wheelbase | 2946 mm, 115.98 in. |
| Front track | 1732 mm, 68.19 in. |
| Rear (Back) track | 1702 mm, 67.01 in. |
| Ride height (ground clearance) | 289 mm, 11.38 in. |
| Minimum turning circle (turning diameter) | 11.9 m, 39.04 ft. |
| Approach angle | 17° |
| Departure angle | 21.9° |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 6 gears, automatic transmission |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | 265/70 R17 |
| Wheel rims size | 7.5J x 17 |
Powertrain & Engine Architecture
The heart of this Tahoe variant is the 5.3-liter LY5 V8 engine. This engine is a member of Chevrolet’s Small-Block family, known for its durability and relatively simple design. The LY5 features a cast iron block with aluminum cylinder heads, contributing to a robust and reliable powertrain. It utilizes a multi-port fuel injection system, delivering fuel directly to each cylinder for efficient combustion. The engine produces 320 horsepower at 5200 rpm and 461 Nm (340 lb-ft) of torque at 4200 rpm. The automatic transmission paired with this engine is a 6-speed 6L80E, known for its smooth shifting and improved fuel economy compared to older 4-speed automatics. This transmission was designed to handle the substantial torque output of the 5.3L V8 and provide a comfortable driving experience.
Driving Characteristics
The 5.3L V8 and 6-speed automatic combination in the Tahoe delivers adequate, though not exhilarating, performance. Acceleration from 0 to 60 mph typically takes around 7.5-8.5 seconds, depending on load and road conditions. The automatic transmission is tuned for comfort and practicality, prioritizing smooth shifts over aggressive downshifts. Compared to the available 6.2L V8, this variant offers less raw power, but it provides a more manageable and fuel-efficient driving experience. The all-wheel-drive system enhances traction in inclement weather and provides added stability when towing. The gear ratios are optimized for highway cruising, making it a comfortable vehicle for long road trips. However, passing maneuvers at highway speeds require planning and may necessitate downshifting.
Equipment & Trim Levels
The 5.3L AWD Tahoe typically came standard with features like tri-zone automatic climate control, a premium audio system, power-adjustable front seats, and rear parking assist. Higher trim levels, such as the LTZ, added features like leather upholstery, heated front seats, a navigation system, and a sunroof. The interior generally featured a durable plastic dashboard and comfortable seating. Optional extras included a rear-seat entertainment system, power-folding rear seats, and upgraded audio options. The Tahoe’s spacious interior was a key selling point, offering ample room for passengers and cargo.
Chassis & Braking
The GMT900 Tahoe utilizes a body-on-frame construction, providing a robust and durable platform. The front suspension features an independent McPherson strut design with coil springs and an anti-roll bar, while the rear suspension employs an independent multi-link setup. This suspension configuration provides a relatively comfortable ride, although it can feel somewhat truck-like compared to more modern unibody SUVs. Braking duties are handled by disc brakes on all four wheels, with ABS as standard equipment. The braking system is adequate for the vehicle’s weight, but it doesn’t offer the same stopping power as some lighter SUVs.
Market Reception & Comparison
The 5.3L AWD Tahoe was generally well-received by critics and consumers alike. It was praised for its spacious interior, comfortable ride, and strong towing capacity. However, some reviewers noted its relatively low fuel economy compared to newer SUVs. Compared to the 6.2L V8 Tahoe, the 5.3L variant offered a more affordable price point and better fuel efficiency, making it a popular choice for families and those who didn’t require the extra power. The 1.8L trims were often seen as a good value proposition, offering a balance of features and performance at a competitive price.
Legacy
The GMT900 Tahoe 5.3L V8 AWD has proven to be a relatively reliable vehicle, with many examples still on the road today. The LY5 engine is known for its durability, and the 6L80E transmission is generally considered to be a robust unit. Common maintenance items include oil changes, transmission fluid flushes, and regular brake service. While some owners have reported issues with the electronic stability control system and the air conditioning compressor, these are relatively minor concerns. In the used car market, these Tahoes remain popular due to their spaciousness, capability, and relatively affordable price. They continue to be a viable option for those seeking a large, capable SUV for family transportation or towing needs.
