Search results

  1. Of_The_Sun93

    97 Tahoe to 98 K1500 engine harness

    Hey guys, i have a 97 Tahoe i swapped an NV4500 into from a 4L60. Since the swap, it's had horrible fuel mileage, and runs 30° advanced at idol with no codes. I've replaced every possible sensor i could to no sucess. I came to the conclusion that the auto ECU has a different running mode for...
Top