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The Chevrolet Tahoe from 2000 to 2006, part of its third generation, brought notable improvements to this full-size SUV. Built on the GMT800 platform, it featured a more refined and modern design compared to its predecessor. The exterior showcased smoother lines and a bolder front grille. Inside, the Tahoe provided ample space for passengers and cargo, with the option for seating up to nine people, making it a popular choice for families and larger groups. In terms of technology, this generation introduced enhanced safety features, including stability control and available side curtain airbags. The Tahoe’s robust chassis and powerful V8 engines ensured impressive towing capabilities, while the four-wheel-drive option made it suitable for various terrains. Overall, the 2000-2006 Tahoe maintained its reputation as a reliable and capable full-size SUV, catering to the needs of both suburban and off-road enthusiasts.



Chevrolet Tahoe specification, engine oil capacity, spark plug gap, safety rating, fuel consumption, Transmission, and light bulb sizes.

Engine 5.3L 8-Cylinder

  • Recommended oil viscosity: 5W-30
  • Oil certification: DEXOS-1
  • Drain plug torque: 19 ft-lbs
  • Oil capacity: 5.0 quarts

Spark Plug Gap

  • 5.3L 8-Cylinder : 0.040”


  • Capacity: 
  • Short Wheelbase: 26.0gal (98.4L)
  • Long Wheelbase: 31.5gal(119.2L)

Automatic Transmission (6-Speed Transmission)

  • Type: DEXRON-VI Automatic Transmission Fluid.

Automatic Transmission (10-Speed Transmission)

  • Type: DEXRON ULV Automatic Transmission Fluid (GM Part No. 19352619, in Canada 19352620).

Chassis Lubrication

  • Type: Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Engine Coolant

  • Type: 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.

Front Axle (Four-Wheel Drive)

  •  Type: SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, in Canada 89021678)

Front Axle Propshaft Spline or One-Piece Propshaft Spline (Two-Wheel Drive)

  • Type: Spline Lubricant, Special Lubricant (GM Part No. 19257121, in Canada 19257122).

Hydraulic Brake System

  • Type: DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19353127).

Key Lock Cylinders, Hood Hinges, Power Assist Steps, and Outer Liftgate Handle Pivot Points

  • Type: Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).

Rear Axle

  •  Type: SAE 75W-85 Synthetic Axle Lubricant (GM Part No. 19300457, in Canada 19300458)

Transfer Case (Four-Wheel Drive)

  • Type: DEXRON-VI Automatic Transmission Fluid.

Weatherstrip Conditioning

  • Type: Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or equivalent.

Weatherstrip Squeaks

  • Type: Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in Canada 10953437).

Windshield Washer

  • Type: Automotive windshield washer fluid that meets regional freeze protection requirements



  • 5.3 L Ecotec3 FlexFuel V8
  • 6.2 L Ecotec3 FlexFuel V8


  • 6-speed 6L80 automatic
  • 8-speed 8L90 automatic (Denali)

Fuel Consumption

Chevrolet Tahoe Fuel Consumption

Safety Ratings



Front Lights

  • Daytime Running Light Bulb:
    • 9005LL
    •  LED
  • Front Fog Light Bulb: 12278
  • Front Sidemarker Light Bulb: LED
  • Front Turn Signal Light Bulb: 7440NA
  • High Beam Headlight Bulb: 9005LL
  • Low Beam Headlight Bulb:
    • 11LL
    •  HID-D3S

Rear Lights

  • Back Up Light Bulb: 921
  • Brake Light Bulb: 7440LL
  • Center High Mount Stop Light Bulb: LED
  • License Plate Light Bulb: 2825L
  • Parking Light Bulb: LED
  • Rear Sidemarker Light Bulb: LED
  • Rear Turn Signal Light Bulb: 7440LL
  • Tail Light Bulb: LED

Interior Lights

  • Dome Light Bulb: LED
  • Interior Door Light Bulb: LED
  • Luggage Compartment Light Bulb: LED
  • Map Light Bulb: LED