1999 Chevrolet Tahoe "ecm" Questions

Ad

...fuel pump driver and still have same problem The fuel pump control module is controlled by the ECM - engine control module , Possibility of DTC'S stored ! You need to take to Chevy Dealer ! The ...

Ad

Knock module 98 Tahoe 5.7 how to change for my new ecm If the new ecm is stock, should need no change. Even if non-stock, if we are talking about the knock sensor, no change should be needed.

Ad

...anything else. It could be any number of issues. I would look into either the crank sensor or the ECM as possible failures. Did you have any Service Engine Soon lights recently? Have you had the

Question about Chevrolet Tahoe

1 Answer

check engine light wire postition going into ecm, which number is it? just trying to wire up a MIL on my Jeep with a 5.3L. Runs great Just need to add the MIL and make sure that the wire I need is a ...

Question about Chevrolet Tahoe

1 Answer

How to replace ecm 98 Tahoe 4x4 5.7 Why are you doing this? These units seldom fail. If you are certain it is bad, disconnect the battery, unscrew the cable from the ecm, replace it with the new one, ...

...and it works like nothing was ever wrong with it but it runs real ruff at times. Bad grounds at ECM, loose harness from ECM, bad ignition

Question about Chevrolet Tahoe

1 Answer

...does the EMC fuse run? My truck will not start if it sits more then 2 hours. If you pull the 20 amp ECM-B fuse and place it back the truck will start easily. what is does this mean? The fuel pump and ...

Not finding what you are looking for?
1999 Chevrolet Tahoe Logo

1,431 questions posted

Ask a Question

Usually answered in minutes!

Popular Products

Top Chevrolet Experts

ZJ Limited
ZJ Limited

Level 3 Expert

17989 Answers

john h

Level 3 Expert

29494 Answers

Thomas Perkins
Thomas Perkins

Level 3 Expert

15088 Answers

Are you a Chevrolet Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...