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:

Dinghy Towing All except RS Model with Automatic Transmission
When dinghy towing a vehicle with an automatic transmission, the vehicle should be run at the beginning of each day and at each RV fuel stop for about five minutes. This will ensure proper lubrication of transmission components. To dinghy tow the vehicle from the front with all four wheels on ...

Exhaust Camshaft Replacement
Removal Procedure Remove the camshaft intake and exhaust sprocket. Refer to Camshaft Intake and Exhaust Sprocket Replacement. Remove and DISCARD the camshaft sprocket bolts (2) and the camshaft position exciter wheels (1). Allow the both camshaft ...

Heated Oxygen and Oxygen Sensor Caution
Caution: Do not remove the pigtail from either the heated oxygen sensor (HO2S) or the oxygen sensor (O2S). Removing the pigtail or the connector will affect sensor operation. Handle the oxygen sensor carefully. Do not drop the HO2S. Keep the in-line electrical connector and the louver ...