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The Chevrolet Alero, produced from 1999 to 2004, was a compact car designed to cater to a wide range of consumers seeking an affordable and reliable vehicle. As part of General Motors’ lineup, the Alero shared its platform with other GM models like the Oldsmobile Alero and Pontiac Grand Am. Externally, the Alero featured a contemporary design with clean lines and a compact footprint, making it suitable for urban driving. The vehicle was available in sedan and coupe body styles, offering versatility to potential buyers. Inside, the Alero aimed to provide a comfortable and functional cabin, with user-friendly controls and well-designed seating. It offered a range of standard and optional features, including air conditioning, power windows, and a sound system. The Alero suspension was tuned to balance ride comfort and handling. Although not considered a high-performance vehicle, it provided a smooth and efficient driving experience. In summary, the Chevrolet Alero of 1999-2004 was an accessible and practical compact car choice, focusing on affordability and reliability for everyday driving needs.

Chevrolet Alero specifications, engine oil capacity, spark plug gap, safety rating, fuel consumption, transmission, and light bulb sizes.

Engine 2.2L 4-Cylinder DOHC

  • Recommended Oil Viscosity: 5W-30
  • Oil certification: API
  • Drain plug torque: 18 ft-lbs
  • Oil capacity: 5.0 quarts

Spark Plug Gap

  • 2.2L 4-Cylinder: 0.040”

Engine 3.4L 6-Cylinder OHV

  • Recommended Oil viscosity: 5W-30
  • Oil certification: API
  • Drain plug torque: 18 ft-lbs
  • Oil capacity: 4.0 quarts

Spark Plug Gap

  • 3.4L 6-Cylinder: 0.060”


  • Capacity: 14.1 gallons(53.4L)


  • Type: 50/50 mixture of clean, drinkable water and use only DEX-COOL® Coolant
  • Capacity
  • 2.2L L4 † Engine: 8.6 quarts (8.2 L)
  • 3400 V6 Engine: 13.6 quarts (12.9 L)

Hydraulic Brake System

  • Type: Delco Supreme 11 Brake Fluid or equivalent DOT-3 brake fluid.

Windshield Washer Solvent

  • Type: GM Optikleen® Washer Solvent

Hydraulic Clutch System

  • Type: Hydraulic Clutch Fluid (GM Part No. U.S. 12345347 in Canada 10953517) or equivalent DOT-3 brake fluid.

Power Steering System

  • Type: GM Power Steering Fluid (GM Part No. U.S. 89021184, in Canada 89021186).

Manual Transaxle

  • Type: DEXRON®-III Automatic Transmission Fluid.
  • Capacity: 1.8 quarts (1.7 L)

Automatic Transaxle

  • Type: DEXRON®-III Automatic Transmission Fluid.
  • Capacity: 9.5 quarts (9.0 L)

Key Lock Cylinder

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

Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl

  • Type: Lubriplate Lubricant Aerosol (GM Part No. U.S. 12346293, in Canada 992723) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Hood and Door Hinges

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

Weatherstrip Conditioning

  • Type: Dielectric Silicone Grease (GM Part No. U.S. 12345579, in Canada 992887).



  • 2.2 L Ecotec L61 I4
  • 2.4 L LD9 I4
  • 3.4 L LA1 V6


  • 5-Speed Getrag F23 manual
  • 4-speed 4T40-E automatic
  • 4-speed 4T45-E automatic

Fuel Consumption

Chevrolet Alero Fuel Consumption

Safety Ratings


Front Lights

  • Front Fog Light Bulb: 894
  • Front Sidemarker Light Bulb: 194
  • Front Turn Signal Light Bulb:
    • 3157-SCK
    • 3157NAK
  • High Beam Headlight Bulb: 9005
  • Low Beam Headlight Bulb: 9006

Rear Lights

  • Back Up Light Bulb: 921
  • Brake Light Bulb:
    • 3157-SCK
    • 3057K
  • Center High Mount Stop Light Bulb: 921
  • License Plate Light Bulb: 194
  • Parking Light Bulb:
    • 3157-SCK
    •  3157NAK
  • Rear Sidemarker Light Bulb: 2825
  • Rear Turn Signal Light Bulb:
    • 3157-SCK
    •  3057K
  • Tail Light Bulb:
    • 3157-SCK
    • 3057K

Interior Lights

  • Courtesy Light Bulb:
    • 168
    •  73
  • Dome Light Bulb:
    • 212-2
    •  561
  • Glove Box Light Bulb: 194
  • Map Light Bulb: 212-2
  • Trunk Light Bulb: 211-2