Why does my Chevy Cobalt go into LOC mode?

Why does my Chevy Cobalt go into LOC mode?

If the customer turns the vehicle “off” and then back to “on” the radio message may clear itself and the radio functions normally. This condition may be intermittent. Due to a software issue, the radio may not be able to verify the vehicle VIN number and then goes into LOC mode.

What happens if the ECM fails on a car?

The fuel and ignition systems, as well as several other engine management functions, of many vehicles are controlled by the ECM. If the ECM or it’s relay fail, the entire engine management system will be left without power and will not function as a result.

Why is the park pawl not moving on my Chevy Cobalt?

This may cause the shifter to become difficult to operate. Verify that the shifter button is inoperative by evaluating if the park pawl pin on the shifter assembly moves when activating the button. If the parking pawl does not move when the button is activated, the shifter handle will have to be replaced.

Why is my Chevy Cobalt not turning off?

The headlights would not turn OFF – even when the car was off. It caused the battery to run down, etc. I took it to the dealer and they replaced the entire fuse block. The dealer said that this was the first time he had seen this problem & the first time he had to replace a fuse block. But he said it was not that difficult to do.

If the customer turns the vehicle “off” and then back to “on” the radio message may clear itself and the radio functions normally. This condition may be intermittent. Due to a software issue, the radio may not be able to verify the vehicle VIN number and then goes into LOC mode.

This may cause the shifter to become difficult to operate. Verify that the shifter button is inoperative by evaluating if the park pawl pin on the shifter assembly moves when activating the button. If the parking pawl does not move when the button is activated, the shifter handle will have to be replaced.

The headlights would not turn OFF – even when the car was off. It caused the battery to run down, etc. I took it to the dealer and they replaced the entire fuse block. The dealer said that this was the first time he had seen this problem & the first time he had to replace a fuse block. But he said it was not that difficult to do.

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