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Old 09-24-2021, 10:22 PM   #1
1974StepSide
Play it Loud...
 
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Join Date: Aug 2002
Location: East San Jose, CA
Posts: 465
What’s this sound? Heater A/C related

https://twitter.com/biggmoe/status/1...923069955?s=21https://twitter.com/biggmoe/status/1441587117923069955?s=21

1996 Tahoe just started making this sound this morning. It’s coming from the passenger side under dash area. I posted a video on the link above. Initially thought it could be a blend door actuator, but it’s so loud.
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