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03z71jack's Garage


2003 Chevrolet Tahoe Z71 4dr 1500 4WD



Questions & Answers

Q: Why does my Tahoe Z71 03 idle rough, have no power, and motor light keep flashing??

My truck runs rough, I changed the plugs on the drivers side they were all black. The passager side plugs burn clean smells like gas its only running on 4 cylinders motor light start flashing when I kick it down any help thanks

Mechanic Q: running rough no power taking lots of fuel?

Truck engine light on starts flashing when i step on the gas.Change plugs and wires all 4 plugs on drivers side were black 4 on passenger side just fine 5.3 L