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Old Feb 29, 2016 | 02:25 PM
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Default OnStar Diagnostics

My C7, a 2015 with A8, has been in the shop since last Thursday morning, to have the faulty transmission replaced. At noon today I received an OnStar Diagnostics Report, stating that there are "no issues found" with my "engine and transmission", along with everything else. This makes me wonder how valuable these reports are. I was already aware of my tire pressure, and when I am due for an oil change.

Last edited by LB001; Feb 29, 2016 at 02:26 PM.
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Old Feb 29, 2016 | 02:28 PM
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Originally Posted by LB001
My C7, a 2015 with A8, has been in the shop since last Thursday morning, to have the faulty transmission replaced. At noon today I received an OnStar Diagnostics Report, stating that there are "no issues found" with my "engine and transmission", along with everything else. This makes me wonder how valuable these reports are. I was already aware of my tire pressure, and when I am due for an oil change.
Sounds to me like the repair shop started up your car. In my experience, the report ALWAYS comes right after the car is taken out of the garage. You might want to check with them to see.
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Old Feb 29, 2016 | 02:31 PM
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Originally Posted by mschuyler
Sounds to me like the repair shop started up your car. In my experience, the report ALWAYS comes right after the car is taken out of the garage. You might want to check with them to see.
Yes, I agree. And if they fixed the issue and cleared the codes (or maybe even just cleared the codes), the report will show no issues.
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Old Feb 29, 2016 | 03:06 PM
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Originally Posted by mschuyler
Sounds to me like the repair shop started up your car. In my experience, the report ALWAYS comes right after the car is taken out of the garage. You might want to check with them to see.
You are correct. I called the dealer, and they said they were just leaving me a message that the car is ready.
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