Hi All - so the Tahoe I got now runs... kinda. (2003 Z71 with 184K miles)
What is happening:
Runs great and shifts great until... you turn on the AC, turn on the headlights at all. It goes into reduced power mode when you do those things.
If you hit the high beams then the thing shuts down...
HI All!
I have acquired a non-running 2003 Tahoe z71 with the 5.3. It is having some issues. I purchased it not running as a challenge to get running, and, after all of the easy things, I am stumped.
About the truck:
5.3, some new parts, transmission has been recently done, prior owner...
About the car:
2004 Yukon - 185K miles. It had been sitting a long, long time. I thought that I could cure it with some common fixes, but, alas, I cannot.
Symptoms:
Crank, no start was the initial issue.
If you get in the truck, put the key in, and turn it to "on", before cranking, then...
I have a newly acquired 2001 Tahoe with the 5.3 (standard)
When getting the truck, I switched the relays in the fuse box for the pump, and the Tahoe started. I almost didn't buy it, but I did.
Then, when it was time to drive it home, it made it around the block a couple of times then died...
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