How to drain a battery on a GMC Truck?

With key off, unhook your positive battery terminal. Put one multimeter lead on the battery terminal and the other on the positive cable. You’re basically making the multimeter part of the circuit. Set the meter to read amps. Now, since its being drained I assume you’ll see some kind of amperage draw.

Why does my GM Truck have a dead battery?

After digging between the seats and center consol I found the remote and as I thought it was in the on position, if the radios on the CD player still works and for some reason unknown to me now 12 years ago I wired it through a battery hot instead of the fuse box. Turn the remote off and no more dead batteries, amazing how that works.

Why is the battery light on on my GMC Sierra?

If your Sierra’s battery light came on while you were driving, but before you parked, it could be the alternator. If you didn’t see a battery light, and now the vehicle is dead when you go to start it, the first thing that you need to look at is the battery.

Is there a way to disconnect the battery from a towing vehicle?

Another battery disconnect option is from rvibrake.com. The owner is the original inventor of the portable towed vehicle braking system, Brake Buddy. He now set up his own company RviBrake which manufactures the highly-rated RviBrake3.

Is it normal for a Chevy Colorado Battery to drain?

25 to 30 ma static current draw is normal and is mainly used for the PCMB memory backup. I use to park my van for 2 to 3 weeks at a time and the battery did go down and starting was sluggish. I fixed that problem with a dash solar panel. Works great! Click to expand…

How do you know if your GMC truck battery is dead?

One by one, pull each fuse in your fuse box. Check the multimeter after each fuse pull to see when the amperage draw goes away. Once you find the fuse that causes the amperage draw to go away, you at least know what circuit the draw is coming from.

What was the problem with the Chevy Silverado battery?

Brought it in to dealership and they couldn’t find anything wrong with it. Two months later, August 2010 after sitting over the weekend, the vehicle was completely dead again and had it towed to same dealership. They thought it was the battery and replaced it.

When did the Chevy Silverado battery drain again?

This time they found a small draw from Onstar and reflashed the “vcim”. On October of 2011, once again, same issue and towed to same dealership where they replaced the battery and a few cables which they thought were loose. Two months later, on December of 2011, dead again and towed to dealership.

Is there a problem with the battery drain?

There are a bunch of outfits rebuilding these on ebay and various other sites, so it must be a big problem with the clusters. I had a similar problem with the battery draining. Spent hours and hours researching it, more hours trying to diagnose. Bought a new battery, ohm meter, paid for a couple of hours labor in the shop.

Is there a problem with my Chevy truck battery?

Truck is still driveable, just no gauge info. Work is guaranteed. There are a bunch of outfits rebuilding these on ebay and various other sites, so it must be a big problem with the clusters. I had a similar problem with the battery draining. Spent hours and hours researching it, more hours trying to diagnose.

Why does my Chevy Silverado battery drain while driving?

If it is draining while your Silverado is off, it’s usually caused by something that is drawing current that shouldn’t be. If the battery is draining while you’re driving, that is probably going to be the alternator or battery. There are other situations as well.

Why is the battery draining on my Mercedes medic?

If the car is left parked in high pedestrian traffic areas this could be a problem. It may cause the battery to drain within a couple of days in some models. Try to turn off the proximity key function in your car by looking up the instructions on the owner’s manual.

Do you need a multimeter for a GMC truck battery?

You need a multimeter. With key off, unhook your positive battery terminal. Put one multimeter lead on the battery terminal and the other on the positive cable. You’re basically making the multimeter part of the circuit. Set the meter to read amps.

Why is my GMC Sierra battery draining while driving?

If it is draining while your Sierra is off, it’s usually caused by something that is drawing current that shouldn’t be. If the battery is draining while you’re driving, that is probably going to be the alternator or battery. There are other situations as well.

Why does my Buick Enclave battery drain while driving?

If the battery is draining while you’re driving, that is probably going to be the alternator or battery. There are other situations as well. We’ll cover those for you below.

Are there any problems with the battery cable on a GMC Sierra?

GMC Sierra 1500 owners have reported 10 problems related to battery cable (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sierra 1500 based on all problems reported for the Sierra 1500.

How are the batteries in a diesel truck connected?

When a truck has two batteries beneath the hood those batteries can either be connected in parallel formation or in a series. When the batteries are in a parallel the positive terminals of each battery are connected to each other. Then the negative terminals are connected to each other.

How can I find out if my battery is draining?

Next start removing fuses one at a time until you find the circuit with the parasitic draw. Once you isolate the circuit it’s just a matter of checking the accessories on that circuit. If you have a battery drain it’s easy to find with a DVOM meter. First step is to verify the drain.

What to do if your DVOM battery drains?

Remove the negative battery cable from the battery and attach a jumper from the negative battery post to the positive lead of the DVOM meter set to Amps. Next attach a jumper from the negative meter lead to the battery cable.

Where is the battery located on a GMC Sierra?

Battery located under hood. AGM Recommended: This vehicle is identified as having high electrical loads by a leading researcher. *** 740 Cold cranking amps (925 cranking Amps) ***. 115 reserve minutes; Warranty consists of 3 years free replacement. *** 730 Cold cranking amps (910 Cranking amps)***. 115 reserve minutes.

How long does it take to change a GMC Sierra Battery?

Check the customer’s vehicle, battery installation could take up to 45 minutes. Battery located under hood. AGM Recommended: This vehicle is identified as having high electrical loads by a leading researcher. *** 740 Cold cranking amps (925 cranking Amps) ***. 115 reserve minutes; Warranty consists of 3 years free replacement.

When do you need a Chevrolet battery replacement?

The Chevrolet Certified Service experts are trained to inspect your vehicle’s battery and perform replacement services if needed. Your vehicle’s battery provides the engine with the necessary energy to start and also powers accessories when the engine is not running. Don’t wait until your battery dies.

What to do if your Chevy Silverado battery dies?

If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. We started Chris Does What to just improve ourselves, we keep going to offer advice from mistakes we have made.

What causes a Chevy truck battery to die?

On my 04 1500 I had a short in the instrament cluster that would kill the battery in a few days if the truck was not driven. If I pulled the fuse to the cluster, the battery would be fine.

What kind of battery drain does a GMC Quadrasteer have?

My 2004 GMC quadrasteer has developed a parasitic battery drain that kills the battery if it sits for more than a day. I’ve traced it to the BCM. I checked the drain with a meter after the truck had sit for 4 hours. The drain was about 3.5 amps. The drain after sitting for 12 hours was about 2.5 amps.

What’s the parasitic drain on a Silverado battery?

They said they monitored the parasitic drain for an hour and it was within specs, less than 40mA, but I don’t remember exactly what, then they charged me an extra $60 for checking it. I took it home, let it sit for 3 hours and then checked the drain.

How to drain a battery from a BCM Silverado?

1) Using a D.C. Amprobe on the positive Cable I pulled the Fuses one at a time, at first I noticed no change, but with a little amount of time there will be change. 2) This is where the cooler of beer and a friend come into play.

When did the intermitent blinking battery light stop coming on?

They light eventually stopped coming on. About 150 miles later the light started doing it again, this time the volt meter had dropped about 2-3 volts. I was still about 120 miles from home so I turned off my stereo, my AC, and didnt even use cruise control. I was determined to make it home.

What’s the name of GM’s new electric car battery?

“We want to put everyone in an EV, and we have what it takes to do it,” Barra said. The new battery cells, which GM named Ultium, are soft, flat pouches. (Electric vehicle batteries can have different forms. Tesla battery cells, for instance, are hard cylinders.)

Why does my car battery last so long?

If you jump the battery and it only remains charged for a little while, that’s a positive sign of a faulty alternator. However, it’s very important to have your car thoroughly inspected before you replace anything.

What causes a car battery to drain in the morning?

If your alternator has a bad diode, your battery can drain. The bad alternator diode can cause the circuit to charge even when the engine is shut off, and you end up in the morning with a car that won’t start. 5. Extreme Temperature

Is the GMC Sierra 2500 HD battery still working?

Pick Up In-Store. 10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Not sure if it was the battery or something else! Seems to be working great! AAA checked the battery and said it was good it was not, obviously! They told me at pick up it should fix the problem an so far it is still kicking!

When to replace battery in GMC Duramax Diesel?

GP cascading (replace one, then next week another, etc.) failure is commonly experienced around the time you also have a battery failure. And when 1 in the pair fails, it’s usually the pass side. Heat, not frigid, kills batteries.

Do you need to disconnect the battery when towing a car?

Please try again momentarily. Conveniently disconnect your battery so that your vehicle can be flat towed per manufacturer instructions. System with switch charges your towed car’s battery during towing to prevent dead battery and maintain charge for accessories.

How often do you replace batteries in a truck?

I have probably replaced a dozen batteries on autos, but the two batteries in the truck have me a little worried about screwing up the electronics and having bigger issues. I have tried to read as many forum posts as possible and have watched a CarcareKiosk fixit video.

What should I do if my car battery is draining?

If you can’t find the cause of the battery drain, a manual draw check of the electrical system will need to be performed. With the ignition key in the off position and the doors closed (driver’s side window down) disconnect the battery cable on the negative side.

Why is my glove box light draining the battery?

Inspect the glove box light, in most cases this light is controlled by a small pin switch inside the box door frame. If this switch malfunctions or is misaligned it will allow the light to stay on draining the battery.

Navigation