Chevrolet Cobalt owners have reported 1 problem related to engine noise (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Chevrolet Cobalt based on all problems reported for the Cobalt.
Chev. Cobolt /06, 2. 2 l. Ls, loss engine,coolant & oil lubrication systems at night at 73 mi/hr, hit something,passing trucks in right track, engine overheat extremelly, before can pull out. 1st. . Mecanic shop, / car insure, decide engine was fixable. 1 week after fix, and run, engine damaged the engine head gasket. 2nd mecanic (general motorrs serv. Depart. ,took over they clain replace engine head and gasket. (insure paid $2,300) for repair. What they did ? engine got noise internally & overheat to ease. No more serv. If insure dont pay extra. & complain no good. . . . 3er mechanic. (my self in house garage) rebuild the engine to the pistons rings, cranshaft bearings,new exaust camshaft,lifter(damaged previuslly,also roller ,all news, this damages were vew by the last mechanic(the dealer gm. )& also it was never a new engine head installed. After this an electric storm, the alternator has damaged thevoltage regulator ecm(electronic module engine control),throttle body , ++++ no have a iddle but engine hunting alarm malfunctioning, power door lock, automatic transmition interlock dont care if @ 70 mi/hr select to rev. Or park. . . . . What will happened !!!???.
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all problems of the 2006 Chevrolet Cobalt
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