What is the removal method for the three rear spark plugs of the Buick GL8?

[DeLukas]

The removal method for the three rear spark plugs of the Buick GL8 is as follows: 1. Use a screwdriver to remove the engine cover; 2. Clean the dust and oil stains from the high-voltage wire terminals; 3. Use a socket wrench to loosen the fixing screws of the high-voltage wire terminals; 4. Use a socket wrench to loosen the spark plugs; 5. Insert the soft tube from the high-voltage wire terminal into the combustion chamber; 6. Pull out and remove the spark plugs. Taking the 2021 Buick GL8 as an example, its body dimensions are: length 5238mm, width 1878mm, height 1776mm, wheelbase 3088mm, fuel tank capacity 66L, and trunk capacity 475L. The 2021 Buick GL8 is equipped with a 2.0T turbocharged engine, with a maximum horsepower of 237PS, maximum torque of 350Nm, maximum power of 174kW, and is paired with a 9-speed automatic transmission.