Driving habits can affect fuel mileage. Here are some driving tips to get the best fuel economy possible.
- Avoid fast starts and accelerate smoothly.
- Brake gradually and avoid abrupt stops.
- Avoid idling the engine for long periods of time.
- When road and weather conditions are appropriate, use cruise control, if equipped.
- Always follow posted speed limits or drive more slowly when conditions require.
- Keep vehicle tires properly inflated.
- Combine several trips into a single trip.
- Replace the vehicle's tires with the same TPC Spec number molded into the tire's sidewall near the size.
- Follow recommended scheduled maintenance.
Chevrolet Cobalt Service & Repair Manual. Component Service
Engine Control Module (ECM)
1.
Retrieve percentage of remaining engine
oil life using a scan tool, then record remaining engine oil life.
2.
Remove ECM cover, then disconnect body
wiring harness electrical connector from ECM, Fig. ...