If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protection.
Original manufacturer replacement parts will provide the corrosion protection while maintaining the vehicle warranty.
Chevrolet Cobalt Service & Repair Manual. Windshield Wiper Arm, Replace
Removal
1.
Turn ignition ON.
2.
Turn wiper switch to DELAY.
3.
Turn ignition OFF when wiper arms are
paused at bottom of wipe pattern.
4.
Remove wiper arm nut cover (1),
Fi ...