Chevrolet Cobalt Service & Repair Manual: Emission Controls

Engine Management

...

General Motors Co.

FIG. NO. BUICK: EVAP System & Canister: Centu ...

See also:

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. ...