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i think you don't have to change anything in timing, your desired idle was 1200 rpm due to engine coolant temp is still too low. i believe it is good thing to warm up your engine quiqly. the lowest...

Sith,

you can read this thread
https://forum.hptuners.com/showthread.php?58157-Gen4-idle-tuning-guide

Yes i did, but still customer complain. I may have to check my self.

Thanks

GMC sieera 2012 tire and rim being repalced with bigger size tire. I have tried to recalculate the size and write the new calculation into the PCM through HPtuner but no thing change. Still we have a...

Spark plug, wiring, coil, low cylinder pressure, low flow from injecter( eng running too lean). All of them could cause misfire. I would swap coil first and then check the cylinder pressure using a...

Does it crank ??? You may have another issue to think about .

I thought if the VATS the problem it will crank and start for a few seconds and then will shut off.

I believe you have to calibrate the MAF for the difference you got between what you commend (12.55) and what you got (13.5). You could remove the differences by calibrating the MAF reading on WOT....

13 denali is a heavy truck. It needs enough power to take off. It is not that much different regarding fuel consumption.

Friend

5.3 vortec engine installed in Jeep cherokee 2000 with manual transmission. First step we could not crank engine but we came to know that we have to have a TCM and then we will be able to...

how you did tune your AFR??. I've tried to tune dodge charger 3.6 2014 which got the same tables of your customer car, but i couldnt. someone on this forum told me that i have to disable NN but you...

it is all about timing as somebody said above. .i believe the idea is to back the timing in the low load zone to let the Fuel/Air mixture burn in the exhaust instead of combustion chamber. You have...

you have two option:

1- ask the tuner to disable the MIL for this code if you are happy to run with the bad o2 sensor.
2- Replace the o2 sensor. The most common reason for this code is a bad...

here is what the tuning tables looks like, I haven't save any log. once it come back I will.

Thanks, i lower the number at high load all things went good.

I have tried to tune the AFR in dodge 2014 3.6 LTR and I am loosed. I did the following:

1- change the FA stoich even and odd to 0.0680 which I think mean 14.7 AFR.
2- the stock Fuel Air WOT...

hi,

Silvrado 2011 5.3 Ltr have got a very high value of high octane table in main spark advance. we have seen high knock in the first run. please have a look to the table and share your idea....

Hi,
I get the TCM in place and the ecu working fine. But the engine wont crank.

Hi, it looks like that you will have no power in the ECU and some other modules like ABS unless you plug the TCM in. We did the same thing with GMC sieera 5.3 Eng and we could not communicate with...

I have the same issue and i have add injecter PW and it is fine now

Thanks HPTuners. All my issue being solved once I upgrade to the last version

I did but didnt get any answer. Anyhow i will go through the contact page

Thanks Bill

Hi,

Could anyone let me know how to contact HP tuner suppoer team ?

I have got issue to license chevy silverado 2014 and it said invalid VIN.

I have tried to email them but mail not...

Sorry it is 5.7 L . Anyhow i did upgrade to the latest software and all things done well.

HPTuner can only delete code which is come under Engine and trans diagnosis and no thing else.

Hi, what could go wrong if i disable DOD only and no modification being done on the Engine??????. I thought it will just prevent the engine from running in 4 cylinder mode.