# GEM Forum **URL:** https://community.electricforum.com/c/gem-forum/101.md?page=89 [Latest](https://community.electricforum.com/latest.md) · [Categories](https://community.electricforum.com/categories.md) · [Tags](https://community.electricforum.com/tags.md) **Page:** 90 --- ## [2002 e825 Chinese Lithium Pack](https://community.electricforum.com/t/2002-e825-chinese-lithium-pack/13878)
**Author:** [@2002](https://community.electricforum.com/u/2002)\ **Replies:** 11\ **Last updated:** [June 15, 2018, 3:15pm UTC](https://community.electricforum.com/t/2002-e825-chinese-lithium-pack/13878 "2018-06-15T15:15:43Z")
After reassembling my 2002 4 seater, and having to vertically insert a standard deep cycle wet cell and spill acid onto my feet just to hit error code 15 and have to charge them all again with standard charger, the lithi… --- ## [Gem Master Cylinder](https://community.electricforum.com/t/gem-master-cylinder/5602)
**Author:** [@SCOUT202](https://community.electricforum.com/u/SCOUT202)\ **Replies:** 2\ **Last updated:** [June 14, 2018, 8:02pm UTC](https://community.electricforum.com/t/gem-master-cylinder/5602 "2018-06-14T20:02:00Z")
If anyone is interested for the early year gems a substitute Master cylinder for your cart is a 1987 dodge charger its cost around 23 bucks. you will have to change the brake line ends to metric or standard don't remembe… --- ## [Radio](https://community.electricforum.com/t/radio/4684)
**Author:** [@sandbarpete](https://community.electricforum.com/u/sandbarpete)\ **Replies:** 14\ **Last updated:** [June 12, 2018, 5:47pm UTC](https://community.electricforum.com/t/radio/4684 "2018-06-12T17:47:13Z")
I installed a stereo in my 2002 cart radio works but I have lost all my memory in the radio what wire do I use to hook up the radio to so I won't loose it again thanks --- ## [2002 e825 Parking Break Wiring](https://community.electricforum.com/t/2002-e825-parking-break-wiring/13876)
**Author:** [@2002](https://community.electricforum.com/u/2002)\ **Replies:** 2\ **Last updated:** [June 12, 2018, 3:02am UTC](https://community.electricforum.com/t/2002-e825-parking-break-wiring/13876 "2018-06-12T03:02:36Z")
Putting my 2002 back together and forgot which of the three wires go to top/middle/bottom terminalsnon the parking break. Didn’t see it listed in the repair manual, anyone know offhand? Thanks, M@ --- ## [Help with 2002 Gen E825 ](https://community.electricforum.com/t/help-with-2002-gen-e825/13865)
**Author:** [@Kara\_Martin](https://community.electricforum.com/u/Kara_Martin)\ **Replies:** 1\ **Last updated:** [June 10, 2018, 1:19am UTC](https://community.electricforum.com/t/help-with-2002-gen-e825/13865 "2018-06-10T01:19:13Z")
Ok we just were gifted a gem 2002 e825, new batteries and everything is working electrical wise, I get error -21,-41,-24 when tying to accelerate. It whines and tries but will not engage and move forward more than a few … --- ## [Lithium upgrade Next generation (and update on version 1)](https://community.electricforum.com/t/lithium-upgrade-next-generation-and-update-on-version-1/13051)
**Author:** [@LithiumGods](https://community.electricforum.com/u/LithiumGods)\ **Replies:** 36\ **Last updated:** [June 9, 2018, 2:42pm UTC](https://community.electricforum.com/t/lithium-upgrade-next-generation-and-update-on-version-1/13051 "2018-06-09T14:42:02Z")
Four years ago i did the first leaf cell / gem conversion ( hard to believe it was that long ago) somewhere on the old site the details exist . Since it hadn’t been done there was no info available so i had to start from… --- ## [Best place to purchase Gel 12v batteries](https://community.electricforum.com/t/best-place-to-purchase-gel-12v-batteries/12498)
**Author:** [@drscott1959](https://community.electricforum.com/u/drscott1959)\ **Replies:** 3\ **Last updated:** [June 8, 2018, 1:09pm UTC](https://community.electricforum.com/t/best-place-to-purchase-gel-12v-batteries/12498 "2018-06-08T13:09:25Z")
Can anyone give me best place to purchase new gel batteries for Gem car? They would need to be shipped. Thanks --- ## [Motor Temperature - how hot is too hot?](https://community.electricforum.com/t/motor-temperature-how-hot-is-too-hot/13863)
**Author:** [@Mr.Vern](https://community.electricforum.com/u/Mr.Vern)\ **Replies:** 0\ **Last updated:** [June 7, 2018, 5:48am UTC](https://community.electricforum.com/t/motor-temperature-how-hot-is-too-hot/13863 "2018-06-07T05:48:12Z")
Does anyone know how hot is too hot on a 5HP GE motor in the GEM Car? I can check it with an IR thermometer but I really don’t know what numbers should be scaring me. --- ## [2001 e825-4 fit rims over disc brakes](https://community.electricforum.com/t/2001-e825-4-fit-rims-over-disc-brakes/13850)
**Author:** [@anoriega211](https://community.electricforum.com/u/anoriega211)\ **Replies:** 4\ **Last updated:** [June 6, 2018, 5:12pm UTC](https://community.electricforum.com/t/2001-e825-4-fit-rims-over-disc-brakes/13850 "2018-06-06T17:12:36Z")
Hi everyone, I was searching around for an answer but couldn’t quite find what I was looking for. It’s probably out there but I’m just not putting the right keywords to find it. I’m looking to replace the rims and tires… --- ## [Gem E4— lithium batteries](https://community.electricforum.com/t/gem-e4-lithium-batteries/13816)
**Author:** [@Emily\_Orloff](https://community.electricforum.com/u/Emily_Orloff)\ **Replies:** 21\ **Last updated:** [June 4, 2018, 4:32pm UTC](https://community.electricforum.com/t/gem-e4-lithium-batteries/13816 "2018-06-04T16:32:16Z")
Hi All, so glad to have found this forum. We purchased our first Gem with completely dead stock gel batteries. We did some preliminary reading on this site and tried to go the lithium route by purchasing batteries from … --- ## [2002 gem promblam](https://community.electricforum.com/t/2002-gem-promblam/13836)
**Author:** [@Lake\_rat](https://community.electricforum.com/u/Lake_rat)\ **Replies:** 0\ **Last updated:** [June 3, 2018, 1:13am UTC](https://community.electricforum.com/t/2002-gem-promblam/13836 "2018-06-03T01:13:16Z")
It has one long beep and three short after washing it been three days still doing it? --- ## [1999 Gem E825. What charger do I have?](https://community.electricforum.com/t/1999-gem-e825-what-charger-do-i-have/13827)
**Author:** [@Northe](https://community.electricforum.com/u/Northe)\ **Replies:** 1\ **Last updated:** [June 2, 2018, 12:53am UTC](https://community.electricforum.com/t/1999-gem-e825-what-charger-do-i-have/13827 "2018-06-02T00:53:33Z")
My 1999 E825 styopped charging, although the charger fan does run. I finally got around to getting into the dash, and discovered that I have an SPS Electronics Inc.10 A Battery Charger p/n 14255 72 72 Volt Serial Num… --- ## [5 HP Motor Magnet Part Number Needed](https://community.electricforum.com/t/5-hp-motor-magnet-part-number-needed/13787)
**Author:** [@Mr.Vern](https://community.electricforum.com/u/Mr.Vern)\ **Replies:** 2\ **Last updated:** [May 28, 2018, 2:34am UTC](https://community.electricforum.com/t/5-hp-motor-magnet-part-number-needed/13787 "2018-05-28T02:34:04Z")
I did a dumb dumb and broke my motor magnet and I’m having trouble nailing down which part to buy. None of the part I’ve found have any dimensions or specs so I can’t seem to sort it out. Can anyone tell me what part I … --- ## [GEM E520 battery help.](https://community.electricforum.com/t/gem-e520-battery-help/13795)
**Author:** [@Bralos](https://community.electricforum.com/u/Bralos)\ **Replies:** 3\ **Last updated:** [May 27, 2018, 6:05pm UTC](https://community.electricforum.com/t/gem-e520-battery-help/13795 "2018-05-27T18:05:54Z")
Just bought at auction, charger is deed, Going through the Series 31 Deep cell battery’s now and charging with 12V car charger to test what ones are bad and what ones are good. Suspect even good ones are boarder line and… --- ## [2002 GEM Contactor Getting Very Warm](https://community.electricforum.com/t/2002-gem-contactor-getting-very-warm/13728)
**Author:** [@Mr.Vern](https://community.electricforum.com/u/Mr.Vern)\ **Replies:** 44\ **Last updated:** [May 25, 2018, 10:10pm UTC](https://community.electricforum.com/t/2002-gem-contactor-getting-very-warm/13728 "2018-05-25T22:10:11Z")
I just converted to a Volt Lithium setup on my car and I’m testing it out. Unreal difference in performance. However, in checking for any hot spots or problems the only thing other than the motor that is generating a lot… --- ## [Safety in GEM Repair](https://community.electricforum.com/t/safety-in-gem-repair/3205)
**Author:** [@GEMmechanic](https://community.electricforum.com/u/GEMmechanic)\ **Replies:** 7\ **Last updated:** [May 22, 2018, 8:02pm UTC](https://community.electricforum.com/t/safety-in-gem-repair/3205 "2018-05-22T20:02:10Z")
Here I will combine various posts on important safety issues encountered when operating and repairing GEM NEVs. Batteries: Battery acid is dangerous. Batteries can explode if shorted or badly overcharged. If a b… --- ## [On road insurance](https://community.electricforum.com/t/on-road-insurance/13758)
**Author:** [@nc2018](https://community.electricforum.com/u/nc2018)\ **Replies:** 8\ **Last updated:** [May 22, 2018, 11:08am UTC](https://community.electricforum.com/t/on-road-insurance/13758 "2018-05-22T11:08:01Z")
I own a 2002 e825 Gem car . Want to register it for local road driving in 35 mile per hour areas .Does anyone know of an Insurance company in NYState that will insure for on road? --- ## [Replacing speed sensor magnet on a 2009 GEM](https://community.electricforum.com/t/replacing-speed-sensor-magnet-on-a-2009-gem/13744)
**Author:** [@cleanvehiclesgb](https://community.electricforum.com/u/cleanvehiclesgb)\ **Replies:** 2\ **Last updated:** [May 16, 2018, 4:18pm UTC](https://community.electricforum.com/t/replacing-speed-sensor-magnet-on-a-2009-gem/13744 "2018-05-16T16:18:44Z")
Hi all, have a 2009 with speed sensor codes. Found the magnet on the motor shaft under the sensor has a small crack in it but is otherwise intact. Assuming this is the problem. Haven’t replaced this component on any of t… --- ## [Contactor missing wires!](https://community.electricforum.com/t/contactor-missing-wires/13741)
**Author:** [@Roblord](https://community.electricforum.com/u/Roblord)\ **Replies:** 4\ **Last updated:** [May 15, 2018, 11:51pm UTC](https://community.electricforum.com/t/contactor-missing-wires/13741 "2018-05-15T23:51:35Z")
I’m missing 2 wires on the passenger side of the contactor, They have terminals like a speaker. Any ideas? --- ## [Quiq charger 2 flashes](https://community.electricforum.com/t/quiq-charger-2-flashes/13716)
**Author:** [@06e4](https://community.electricforum.com/u/06e4)\ **Replies:** 11\ **Last updated:** [May 15, 2018, 3:05am UTC](https://community.electricforum.com/t/quiq-charger-2-flashes/13716 "2018-05-15T03:05:27Z")
I can not seem to figure a solution for this. The books says “Battery voltage out of range: the battery voltage is too high or low to allow charging to proceed.” I tested all battery’s and on full charge show 13.7v Wh… --- ## [Squares around Drives Modes and Wrench](https://community.electricforum.com/t/squares-around-drives-modes-and-wrench/13731)
**Author:** [@OlGoat](https://community.electricforum.com/u/OlGoat)\ **Replies:** 1\ **Last updated:** [May 14, 2018, 3:26pm UTC](https://community.electricforum.com/t/squares-around-drives-modes-and-wrench/13731 "2018-05-14T15:26:31Z")
Some what of a newby, bought 2008 E4 about 9 months ago. I know this has been discussed before, mine problem is a little different. Tried all the suggestions in the other post. Replace Mode switch about 1 month ago, w… --- ## [R4F Quick Charger Questions](https://community.electricforum.com/t/r4f-quick-charger-questions/13729)
**Author:** [@Mr.Vern](https://community.electricforum.com/u/Mr.Vern)\ **Replies:** 0\ **Last updated:** [May 13, 2018, 11:59pm UTC](https://community.electricforum.com/t/r4f-quick-charger-questions/13729 "2018-05-13T23:59:40Z")
Has anybody ever opened one of these chargers up? I’m trying to charge my 24S lithium pack to 94-95V range and need to know if there is an adjustment inside to crank up the voltage and current. I’ve read that at least on… --- ## [Battery hold down with wire ties](https://community.electricforum.com/t/battery-hold-down-with-wire-ties/13713)
**Author:** [@Reddevil](https://community.electricforum.com/u/Reddevil)\ **Replies:** 2\ **Last updated:** [May 13, 2018, 11:20am UTC](https://community.electricforum.com/t/battery-hold-down-with-wire-ties/13713 "2018-05-13T11:20:00Z")
Still stuck in FLA hell, replacing one Trojan that has gone bad tomorrow, as much as I would like to do a lithium conversion, gotta recover the $1200 (actually now $1400) invested in Trojans for a few more years. Questi… --- ## [Lifted e4 battery life and speed](https://community.electricforum.com/t/lifted-e4-battery-life-and-speed/13690)
**Author:** [@06e4](https://community.electricforum.com/u/06e4)\ **Replies:** 11\ **Last updated:** [May 12, 2018, 1:37am UTC](https://community.electricforum.com/t/lifted-e4-battery-life-and-speed/13690 "2018-05-12T01:37:28Z")
Hi, I am new to the forum. I’ve recently purchased an 06 e4 with lift and 23” tires, upgraded motor/controller. I am very green when it comes to these gems/electric vehicals. My concern is the ride time. I am getting a… --- ## [Charger red light blinking ](https://community.electricforum.com/t/charger-red-light-blinking/13673)
**Author:** [@ItzNotLuCk](https://community.electricforum.com/u/ItzNotLuCk)\ **Replies:** 7\ **Last updated:** [May 9, 2018, 11:06pm UTC](https://community.electricforum.com/t/charger-red-light-blinking/13673 "2018-05-09T23:06:34Z")
So I have a 2002 gem cart 825 and I have installed 5 agm and 1 gel battery’s. When I put it on charge I get regular red light then it blinks about 3 times then stays solid red for a few seconds. Then it blinks again I do… --- ## [2000 E825 - No power to motor](https://community.electricforum.com/t/2000-e825-no-power-to-motor/2397)
**Author:** [@RJOL](https://community.electricforum.com/u/RJOL)\ **Replies:** 2\ **Last updated:** [May 9, 2018, 9:05pm UTC](https://community.electricforum.com/t/2000-e825-no-power-to-motor/2397 "2018-05-09T21:05:39Z")
I bought (2) 2000 E825s at auction. One runs good. The other has no power to the motor. The 12 volt components work, headlights, tail lights, blinkers, & wiper all work. I installed a new potentiometer, blinker switc… --- ## [No v5 Accelerator pot](https://community.electricforum.com/t/no-v5-accelerator-pot/12590)
**Author:** [@Kanjiru](https://community.electricforum.com/u/Kanjiru)\ **Replies:** 4\ **Last updated:** [May 9, 2018, 3:58am UTC](https://community.electricforum.com/t/no-v5-accelerator-pot/12590 "2018-05-09T03:58:02Z")
I’ve been trying to fix a 2007 GEM for a while now. Fixed the a lot of electrical wiring but having trouble with the Accelerator pedal. I do not get a reading for any of the accelerator pins. P7 - zero V regardless of… --- ## [2005 es help](https://community.electricforum.com/t/2005-es-help/5724)
**Author:** [@gotfive](https://community.electricforum.com/u/gotfive)\ **Replies:** 10\ **Last updated:** [May 8, 2018, 2:59am UTC](https://community.electricforum.com/t/2005-es-help/5724 "2018-05-08T02:59:34Z")
OK I can fix just about any problem with the 2002 gems but now I have a 2005 es got a -57 code so I changed the controller put rebuilt one in same problem powers up turn key contactor clicks when I step on pedal wheels m… --- ## [Considering New 2018 Gem E2](https://community.electricforum.com/t/considering-new-2018-gem-e2/13560)
**Author:** [@Flipper](https://community.electricforum.com/u/Flipper)\ **Replies:** 17\ **Last updated:** [May 7, 2018, 2:44pm UTC](https://community.electricforum.com/t/considering-new-2018-gem-e2/13560 "2018-05-07T14:44:31Z")
Thinking about buying one, but wondering if I will have many issues in the hilly community that I live in. A dealer rep brought one out for me to test drive. It had the 6.5 kW Motor ($500 upgrade) gel batteries, and sm… --- ## [Grinding sound, from GEM](https://community.electricforum.com/t/grinding-sound-from-gem/13691)
**Author:** [@zydeco2go](https://community.electricforum.com/u/zydeco2go)\ **Replies:** 2\ **Last updated:** [May 6, 2018, 7:06pm UTC](https://community.electricforum.com/t/grinding-sound-from-gem/13691 "2018-05-06T19:06:28Z")
Hi, I have a 2003 GEM e825 and it runs smooth, no sounds…love it. My neighbor just purchased a 2004 (not sure what model, but it does have a factory box on back), the person that sold it to him showed him a receipt for… [Previous page](https://community.electricforum.com/c/gem-forum/101.md?page=88) [Next page](https://community.electricforum.com/c/gem-forum/101.md?page=90)