How do you install a PCM on a 1997 car?

How do you install a PCM on a 1997 car?

Disconnect the negative battery terminal. Remove the driver side cross brace. Remove the airbox lid, filter, and ducting. Disconnect the existing PCM and note the blue and clear connectors and their positions. (For 1997 vehicles only: open the small cover on the PCM using a torx bit and remove the knock sensor module and install into the new PCM)

How to upgrade a PCM to PCM-Grand Prix?

PCM The Upgrade Disconnect the negative battery terminal. Remove the driver side cross brace. Remove the airbox lid, filter, and ducting. Disconnect the existing PCM and note the blue and clear connectors and their positions.

What do you need to know about replacing your PCM?

Close enough isn’t good enough when it comes to replacing PCMs. It must be the correct replacement for the application. Accurately identifying the PCM requires not only the vehicle year, make, model and engine size, but also the OEM part number on the PCM itself. Most supplier’s catalogs list replacement PCMs both ways.

What do I need to replace my ECM in my car?

The ECM is a silver, rectangular module. Consult your owner’s manual or appropriate car dealership for the location of the ECM if you don’t know. Disconnect the electrical supply by lifting the locking tab and pulling away from the computer. This will isolate the electrical power. Unbolt the screws holding the ECM in place with a socket wrench.

Where to get help for a Pontiac problem?

10 people found this helpful. For all you PONTIAC folks,Google pontiac problems,you will be sent to a Grand Am site,heck im even on their.lots of great info on pontiacs.a lot of guys their really know their stuff about theses cars. 31 people found this helpful.

Can a bad PCM cause a car not to run?

In some cases, a PCM problem will cause the vehicle not to run at all. The PCM’s functions include positioning the crankshaft and controlling the ignition spark and timing.

Can a bad Powertrain Control Module cause a car to not run?

Will Not Run. In some cases, a PCM problem will cause the vehicle not to run at all. The PCM’s functions include positioning the crankshaft and controlling the ignition spark and timing. If there are problems with how the PCM performs these functions, the vehicle will not run and may even incur damage.

What is the PCM in a car called?

by Jen Davis. The powertrain control module, otherwise known as the PCM or computer, is essentially your vehicle’s brain. The PCM in your car or truck is designed to control and regulate all of its functions and parts.