2009 Chevrolet Cobalt Service and Repair Manual

This factory service and repair manual for the 2009 Chevrolet Cobalt narrows to two engines, the naturally aspirated 2.2L DOHC inline-four of 134 cubic inches and the turbocharged 2.0L DOHC four of 122, in a two-door coupe and a four-door sedan sold as LS, LT and SS. Two engines with a common architecture but very different air paths make induction, fuel and cooling the sections that branch, while transaxle, brake, steering and body electrical coverage stays common to every car in the range.

Engines covered

• 2.2L inline-four (134 cu in) — DOHC, naturally aspirated, gasoline
• 2.0L inline-four (122 cu in) — DOHC, turbocharged, gasoline

Body styles covered

• 2-door coupe
• 4-door sedan

Trims covered

• LS
• LT
• SS

Known issues on the 2009 Cobalt. Six recalls appear for this model year. One is the column shift arrangement, which can leave the driver unable to restart the car and the car free to roll away after everyone has stepped out. Two more concern ignition switches, whether the key can leave the switch out of off or the switch itself drifts out of run and takes the air bags down with it. Another covers electric power steering assist lost while driving. Complaints total 900, with 209 on steering, 205 on fuel and propulsion and 162 on service brakes, each with its own diagnostic chapter here.