Where is the PCM located on a 2004 Grand Prix?
PCM is in the bottom of the air box.
Can you supercharge a Pontiac Grand Prix GT?
One of the most common questions in the 3800 market is ” Can I bolt a GTP supercharger onto my GT (L36) engine. The short answer is no. The only things the non supercharged and supercharged 3800’s have in common are the block and crank.
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.
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)
What should I do to my PCM box?
Install new PCM including clear and blue connectors. Install PCM back into airbox (or wherever you had it placed) and replace the ducting, filter, and lid. Replace the cross brace.
What do you need to install PCM in airbox?
Install new PCM including clear and blue connectors. Install PCM back into airbox (or wherever you had it placed) and replace the ducting, filter, and lid. Replace the cross brace. Reconnect the negative battery terminal.
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.
Install new PCM including clear and blue connectors. Install PCM back into airbox (or wherever you had it placed) and replace the ducting, filter, and lid. Replace the cross brace.
Is there performance shift on 2001 GTP PCM?
On all other PCMs, we program in the performance tables to run all the time unless otherwise requested. 2001-2003 GTP PCM’s do not have Performance Shift so we leave the light throttle shifts near stock so gas mileage is not reduced however 50% throttle and up the shift points are modified.