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Bill,

Email sent.

Thank you.

Bill,

On the 2008 GMC Canyon, the HP Tuners represents 4.10 gear ratio, when in reality it is 3.73. The 3.73s are confirmed via RPO code, GT4.

You already have my file and info log. Let me know...

Bill,

Email sent with attachments.

Thank you.

Bill,

The 2008 3.7L customer Canyon backed up fine. Hp Tuners recognized it as an 2008 H3 Hummer 3.7L. I want to unlock 2008 Canyon/Colorado 3.7L combo. Will this pose a problem for me because it...

Bill,

I am on it. I will attempt to back up a 2008 3.7L next week and email you the file. I can also snap some photos of the PCM and include them in the email.

As always, thanks for the top...

HPT,

Is there a planned date to have support for the 2008 3.7L? Do you need files emailed in to add this in?

Thank you.

Read this, I have the same issue:

http://www.hptuners.com/forum/showthread.php?p=60816#post60816

Cool guys.. Thanks to all for the updates.

I just hope I am not on the bottom of the list to get credits processed and shipped out. :pray:

Ok I figured the boys here were busy. I ordered on Monday.. and still nothing.

What is a normal turnaround time from order to recieving the new application key when adding additional credits to an MPVI?

Also, is there a specific place to insert your application key when...

Bill... What does (History) (Immature) descriptions mean?

Knock Sensor (KS) System Description
Purpose

The knock sensor (KS) system enables the control module to control the ignition timing for the best possible performance while protecting the engine...

All the GM I-engines now use an exhaust cam to replace the external EGR.. The exhaust cam allows overlap of intake/exhaust to provide an internal EGR function.

If you remove the second O2, you...

Any of the pros out here know what sensors/pids are used to calculate exhuast temperature for COT protection?

Specifically I am curious to know about the I4/I5 engines but I am assuming GM uses...

Can you tune one specific vehicle completely and re-use those values for other vehicles with the same engine? Regardless of the drivetrain differences, geographic location, driver style, etc?

Ex:...

You are very helpful with sharing your knowledge and info. I would like to thank you for all I have learned from reading your posts!! :worship:

I agree that +200 deg f would be a safe adjustment...

No damage to my truck by disabling the COT... I ran it without the COT during our 100 deg f days here and then some.. I did this for testing purposes. I have found my sweet spot of where and when to...

I have completely removed COT protection and Piston Protection...

I agree with the assumption of how the cat temp is "calculated".. The calculated value has to be WAY high.. So hence the play...

Has anyone tuned the COT enrichment and Temp Thresholds yet?

My initial thoughts want me to trim the COT adder down from .45 to .35 or so + raise the temp thresholds by 20 deg F or so(all 4).. and...

Wouldn't this be modified in the VE tables? Single or Multiple...

The ETC table I saw, looks like it gets disabled when TQ managment is zero'd out for the engine. It is under torque managment, in tranmission, I believe..