Fuel pump
10

Asked by Jmetters Jan 09, 2019 at 09:35 PM about the 1999 Chevrolet Silverado 1500 LS Extended Cab RWD

Question type: Maintenance & Repair

I need to change the fuel pump in my 99 chevy silverado
4.8, how do i find out if it has either a TCU or TCF module
code?

2 Answers
435

Garrett answered 5 years ago

use a mirror to look at the fuel pump on top of the tank, if it has 1 electrical connector, it's a TCU, if it has 2 electrical connectors, its a TCF

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