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Service Battery Charging System Gmc

I got the battery replace, however i am still getting the same message. I have a 2007 gmc sierra, and on my dash my service battery charging system notification has came on twice.


Service Charging System Gmc Acadia Forum

Turn off all unnecessary accessories to allow the battery to recharge.

Service battery charging system gmc. It can also be used to command the alternator to change its output levels for testing purposes. • the bcm indicates there is a system voltage range concern. Gmc battery charging 101 by emery stora.

If the light stays on, or comes on while driving, there may be a problem with the electrical charging system. I recently had my engine rebuilt and i am now getting the message service the battery charging system. You should have it checked as soon as possible.

The normal battery voltage range is 11.5 to 15.5 volts. It’s designed to monitor vehicle voltage and only charge the battery when necessary. service charging system , means you have an issue with your battery, your alternator, or your voltage regulator.

• the ecm detects generator output is less than 11 volts or greater than 16 • the bcm determines system voltage is less than 11 volts or greater than 16 volts. I thought it was the battery, so i took it to autzone, were they told me it was no longer a good battery. It should go out when the engine is started.

Average repair cost is $450 at 56,250 miles. Have a yukon, when i was driving battery light came on along with message service battery charging system then all lights/sensors come on such as abs, airbag, tire pressure, stabilitrak off, tractio. While driving home the dic stated it was in battery saving mode.

Ideal voltage is 14.6, but i have never actually seen it with a meter, usually 14.2 or less depending on the vehicle. If the voltage creeps higher then 15 you should stop running the truck, as it can, and likely will cause significant damage to the data modules in the truck. Under certain conditions, the charging system light may also turn on in the instrument.

The service charging system may be on due to over charging. First, you have a battery that is just for starting and running the engine, running lights, dash lights, gauges, distributor ignition, etc. Had problems with battery drain before, so i replaced it.

Repairing a charging system fault on a gmc acadia by testing the charging system and then replacing the alternator. Service battery charging system gmc yukon. Now the car runs fine, except i get the service battery charging system warning on the dic.

A tech2, the computer used by the dealerships for these trucks, can see the health of the battery and alternator. I went and got it checked the battery is fine and the alternator is fine, i'm just curious to know if any of you know why? You have two separate battery systems in your gmc.

Charging system light the charging system light comes on briefly when the ignition is turned on, but the engine is not running, as a check to show the light is working. I hope this helps you. Okaaa, i found out today that the softwear has infact been updated.

Take the vehicle to your dealer for service. 1 chevy said they could'nt find anything wrong and everything checks out ok. The new gm charging system is actually called the electrical power management system.

Only gm dealers would have this as the scan tool was made specifically for gm autos. There isn’t a lot to it, which makes diagnosing it relatively simple. If it is and the recall has not be done, your dealer will do it at no charge.

If you are getting a “battery saver active” message, it means that your acadia’s electrical system voltage has dropped to a critical level (less than 11.7 volts).typical electrical systems run at 13+ volts with the engine running. Gm does this to improve gas mileage and reduce the need to generate power when it’s not needed. The bcm and the ecm will send a gmlan message to the dic for the service battery charging system message to be displayed.

It is commanded on when a charging system dtc is a current dtc. This could keep your vehicle from starting next time. Have a yukon, when i was driving battery light came on along with message service battery charging system then all lights/sensors come on such as abs, airbag, tire pressure, stabilitrak off, traction off, check engine light, etc.

If thats ok, then the switch or the circuit board is the problem. You have done everything right by using the yellow top but the way the system was designed it just doesn't charge the battery as much as it should so we are all constantly draining the battery bit by bit. On some vehicles, this message displays if there is a problem with the battery charging system.

The system also monitors the battery to determine its condition and charge it in a way that. Are there any other reasons that this may be happening i got a new battery a few weeks ago, and have had it checked out bye 2 different chevrolet service and firestone. Gm had a big recall that included over 833,000 vehicles.all suvs.

Something is causing your battery not to charge properly. The op said this was 'service battery charging system', this is the 12 volt system, not the hv battery. The only way i have found to beat this is to put the battery on a charger about once a month and let it get a deep cycle charge.

The 2012 gmc terrain has 1 problems reported for service battery charging system light is on. Made it home and after turning car off, it would not start. Yeah i have a 2015 chevy malibu that just hit 13,000 miles and first the battery saver light came on then service the charging system in the car pops up.

To the op, it sounds like your apm, (accessory power module) has failed, or at least can't provide enough power to the 12 volt systems. Could this be a bad alternator or fuse? Well, even new things can go bad quickly sometimes.

“service battery charging system.” the indicator will illuminate under these conditions: 2007 gmc acadia 3.6 ltr. The bcm and the ecm will send a gmlan message to the dic for the service battery charging system message to be displayed.

Asked by crimsonlegacy96 jan 27, 2014 at 10:00 am about the 2007 gmc yukon 4wd. Second, you have what we often refer to as you house battery. How is the charging system doing?.if the alternator is ok check for a bad ground at your battery.

Now as i am driving the vehicle down the interstate going 70 to 75 the cars computer conveniently shuts down my power steering and my abs breaks. Service battery charging system gmc. On some vehicles, this message displays if there is a problem with the battery charging system.

The message is turned off when the conditions for clearing the dtc have been met.


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