On vehicles with power door locks, the doors automatically lock when the shift lever is moved out of (P) Park for a vehicle with an automatic transmission.
For a vehicle with a manual transmission, the speed must be greater than 5 mph (8 km/h).
The automatic door locking feature cannot be disabled.
Delayed Locking
Programmable Automatic Door UnlockChevrolet Cobalt Service & Repair Manual. Heater Hose, Replace
Inlet
1.
Drain coolant into a suitable container.
2.
Loosen hose clamp connecting hose to
heater core inlet tube.
3.
Loosen hose clamp connecting hose to
water pump bypass tube.
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