Chevrolet Sonic Repair Manual: Ignition System

Fuel Tank Replacement

Removal Procedure Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Relieve the fuel pressure. Refer to Fuel Pressure Relief. ...

Electronic Ignition System Description

Electronic Ignition System Operation The electronic ignition system produces and controls the high energy secondary spark. This spark ignites the compressed air/fuel mixture at precisely t ...

Other materials:

Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant
Pipe Joint Compound Note: Three types of sealer are commonly used in engines. These are RTV sealer, anaerobic gasket eliminator sealer, and pipe joint compound. The correct sealer and amount must be used in the proper location to prevent oil leaks. DO NOT interchange the 3&# ...

Draining Fluids and Oil Filter Removal
Place a drip pan underneath. Remove the oil filter cap (1). Remove the oil filter cap seal (2). Remove and properly dispose of the oil filter insert  (3). Re-install the oil filter cap. Remove the oil drain bolt. Drain the engine oil into the drip pan. ...

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. ...