Chevrolet Cobalt Service & Repair Manual: Fuel Injection

Idle Speed & Mixture Adjustments

Idle speed is controlled by the ECM/PCM. No adjustment is required. Curb Idle Speed Curb idle speed is controlled by the ECM/PCM. No adjustment is required. Fast Idl ...

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. ...

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Chevrolet Cobalt Service & Repair Manual. Water Pump Assembly R&R
1. Remove the engine coolant temperature sensor, Fig. 1. 2. Remove the thermostat and water feed pipe retaining bolts, Fig. 2. 3. Remove the thermostat housing and water feed pipe from the water p ...