Monday, August 29, 2022

2007 GL450 very odd behavior - could be PCM? or?

I've got an 07 GL450 with 215K miles. It has had been a solid car with really no problems or issues since I've owned it (bought it at 180K miles) other than me replacing the front airbags with Arnott's. The previous owner took really good care of it. Has zero leaks. However, last week it started doing something odd. When driving at about 45 MPH, ALL the dash lights flashed (and I do mean ALL - seatbelt light, etc - all of them), the car beeped and it auto-applied the brakes for a... 2007 GL450 very odd behavior - could be PCM? or?
I've got an 07 GL450 with 215K miles. It has had been a solid car with really no problems or issues since I've owned it (bought it at 180K miles) other than me replacing the front airbags with Arnott's. The previous owner took really good care of it. Has zero leaks.

However, last week it started doing something odd. When driving at about 45 MPH, ALL the dash lights flashed (and I do mean ALL - seatbelt light, etc - all of them), the car beeped and it auto-applied the brakes for a...

2007 GL450 very odd behavior - could be PCM? or?

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