I have a 2003 tahoe and recently I started getting a fairly loud whistling coming from the tweeter speakers. This noise fluctuates when I step on and off the accelerator pedal. Any ideas what could be causing this. I have the bose audio with a cheap aftermarket touch screen head unit.
Any Ideas? Truck won't go into 4HI. It will however go into Auto 4wd, 2Hi, and 4Lo. I get a service 4wd light on the dash every time I put it in any option but it works perfectly unless I press 4HI. I just put a new transfer case encoder motor in. I put a new front differential actuator in and...
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