Chevrolet Sonic Owner's Manual: Park Brake and P (Park) Mechanism Check
Warning
When you are doing this check, the vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of the vehicle in case it begins to roll. Be ready to apply the regular brake at once should the vehicle begin to move.
Park on a fairly steep hill, with the vehicle facing downhill. Keeping your foot on the regular brake, set the parking brake.
- To check the parking brake's holding ability: With the engine running and the transmission in N (Neutral), slowly remove foot pressure from the regular brake pedal. Do this until the vehicle is held by the parking brake only.
- To check the P (Park) mechanism's holding ability: With the engine running, shift to P (Park). Then release the parking brake followed by the regular brake.
Contact your dealer if service is required.
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF
in each shift lever position.
For automatic transmission vehicles, the ignition should turn to LOCK/OFF
only ...
Other materials:
Safety Belt Pretensioners
This vehicle has safety belt pretensioners for front outboard occupants. Although
the safety belt pretensioners cannot be seen, they are part of the safety belt assembly.
They can help tighten the safety belts during the early stages of a moderate to
severe frontal, near frontal, or rear crash ...
Brake Pipe and Hose Inspection
Warning: Refer to Brake Fluid Irritant Warning.
Caution: Refer to Brake Fluid Effects on Paint and Electrical Components
Caution.
Visually inspect all of the brake pipes for the following conditions:
Kinks, incorrect routing, missing or damaged retainers
Leaking fittin ...
Spark Plug Inspection
Spark Plug Usage
Ensure that the correct spark plug is installed. An
incorrect spark plug causes driveability conditions.
Ensure that the spark plug has the correct heat range.
An incorrect heat range causes the following conditions:
Spark plug fouling?older plug
...
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