Question about 1994 GMC Sonoma

1 Answer

Where is the pcm located on a 1994 gmc sonoma with vortech v6 auto?

Posted by on


1 Answer

  • Level 3:

    An expert who has achieved level 3 by getting 1000 points


    An expert that got 10 achievements.


    An expert that got 5 achievements.

    Vice President:

    An expert whose answer got voted for 100 times.

  • GMC Master
  • 959 Answers

The PCM for what ?
There are several PCM ( part controle modules) in any given vehicle... Most are integrated in the ECU .

Posted on Sep 30, 2010

  • ZappaNut
    ZappaNut Sep 30, 2010

    I stand corrected , PCM stands for Pulse-code modulation

  • bluegalaxie6 Sep 30, 2010

    im looking for the pcm that controls the transmission. the trans is now in the "limp home" mode. I need to diagnois and locate it.



1 Suggested Answer

  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

a 6ya expert can help you resolve that issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of.(from cars to computers, handyman, and even drones)
click here to download the app (for users in the US for now) and get all the help you need.

Posted on Jan 02, 2017


Add Your Answer

Uploading: 0%


Complete. Click "Add" to insert your video. Add



Related Questions:

1 Answer

Where is the PCM located on a 2003 GMC Sonoma

Powertrain Control Module (PCM)
On the right side of the engine compartment

Nov 10, 2016 | 2003 GMC Sonoma

1 Answer

1994 GMC Sonoma 4.3L Vortec V6, I changed the spark plugs and wires. Still won't start. Acts like its going too, then makes a noise kind of like air brakes on the big rig. What else could it

change the model in the distribter there the wire connect.When you have the cap off check the cap rotor, and see if shaft is loose.THE gear could be worn or broke you did check to make sure it is turning.

Oct 01, 2014 | 1994 GMC Sonoma

1 Answer

Where is the ecm on a 1994 gmc sonoma

If it's a 2.2, its on the passengers side, mounted to the engine block just above the motor mount. It sits under the coil packs. If you meant PCM, its inside the truck passenger side, behind the glove box.

Jan 02, 2013 | 1994 GMC Sonoma

1 Answer

I have a 1994 GMC seirra V6 vortech and the distbutor is off by a tooth or two how do you fix it

Pull the distributor and insert a long flat tip screwdriver into the oil pump shaft to turn it to the desider position and re-install the dist in the correct position.

Oct 14, 2010 | GMC Sierra 1500 Cars & Trucks

1 Answer

I have a c2500 3/4 ton

yea Chevy/GMC are very interchangable the only thing you would need to do is maybe fab some motor mounts and might need another chip and computer

May 13, 2010 | 1995 GMC Suburban

1 Answer

Truck will not start plug wires may be problem need firing order for 1994 gmc sonoma s10 2.2 4 cyl. engine

1. go get a chilton or hays manual from a auto parts store and it will show you the picture with the wires where they go and also it will explain it to you.

Apr 28, 2010 | 1994 GMC Sonoma

2 Answers

"service engine soon" light appears.

misfire code (engine miss) check tune up plugs and wires

Oct 21, 2009 | 1994 GMC Sonoma

Not finding what you are looking for?
1994 GMC Sonoma Logo

Related Topics:

490 people viewed this question

Ask a Question

Usually answered in minutes!

Top GMC Experts


Level 3 Expert

76673 Answers


Level 3 Expert

1311 Answers

Colin Stickland
Colin Stickland

Level 3 Expert

22219 Answers

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

Answer questions

Manuals & User Guides