Electrical & Audio

1970 Challenger trunk lid accessory courtesy light Anyone have a factory OE trunk lid courtesy light for 70 challenger trunk lid that mounts on the und...

Started by bman5467View the profile of bman5467

Replies: 2
Views: 654

July 22, 2023, 06:34:25 AM
by Jay Bee

Tachometer not working at all. Now that the engine is running, the tach is not working at all.  Before I assembled the dash, I test...

Started by GoMangoBoysView the profile of GoMangoBoys

Pages1 2

Replies: 16
Views: 2,939

July 20, 2023, 05:11:19 PM
by usraptor

Photos of original power window wiring? I recently uncovered a small cache of PW wiring that I forgot I had and I'm trying to ID the various...

Started by YYZView the profile of YYZ

Replies: 5
Views: 1,282

July 19, 2023, 02:06:15 PM
by CudaHead

Turn Signal Switch problems No back Up Lights I have a 1971 Challenger. Was having problems with cut outs and my Back Up lights were not working.T...

Started by CudaHeadView the profile of CudaHead

Replies: 3
Views: 627

July 15, 2023, 05:54:06 PM
by Chryco Psycho

Need help please! First I'm pretty good at figuring out sh!t but electrical is probably my weak area although I learn ...

Started by Spikedog08View the profile of Spikedog08

Pages1 2

Replies: 22
Views: 1,481

July 15, 2023, 01:32:58 PM
by Spikedog08

2 Speed Wiper Issue We have been trying to resolve a two speed wiper motor issue on a friend's car.  We have a two speed...

Started by mrwfpView the profile of mrwfp

Replies: 8
Views: 760

July 08, 2023, 05:15:17 AM
by chargerdon

Electric choke power source Just upgraded Holley carbs from manual to electric choke, where's the best place to get power from f...

Started by billdogg5View the profile of billdogg5

Replies: 12
Views: 1,153

July 07, 2023, 05:29:21 AM
by chargerdon

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Voltage Gauge Conversion - Best Connection for 12V Source? I have my dash out of the car and I am in the process of installing my new M&H rally dash harness.  ...

Started by chaps70rtView the profile of chaps70rt

Replies: 10
Views: 837

June 27, 2023, 04:41:09 PM
by chaps70rt

70 Challenger R/T Lighting Question I've owned my 70 Challenger R/T for many years. The car has the factory A01 light group option. I'm ...

Started by schlett7nu1View the profile of schlett7nu1

Pages1 2

Replies: 15
Views: 1,244

June 22, 2023, 03:10:59 PM
by anlauto

Electrical troubleshooting question I have a 1970 SE and the map light stays on no matter which position the switch in in. I recently ha...

Started by headejmView the profile of headejm

Replies: 1
Views: 381

June 21, 2023, 04:21:20 AM
by dodj

reverse dash light Our car was an automatic.  Now it is a 4 speed.  The harness for the transmission that I got from Br...

Started by GoMangoBoysView the profile of GoMangoBoys

Replies: 3
Views: 674

June 17, 2023, 06:28:26 AM
by Jay Bee

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New M&H Rally harness - Mystery plug?? Hi all..... just preparing my new rally harness for my 70 Challenger installation and was curious wh...

Started by chaps70rtView the profile of chaps70rt

Replies: 3
Views: 563

June 13, 2023, 07:37:19 AM
by chaps70rt

Horn(s) for 1974 'Cuda I am sorting out the electrical issues on my 74 'Cuda and am now on the topic of horns.  They are mi...

Started by mopar1View the profile of mopar1

Replies: 9
Views: 1,357

June 10, 2023, 10:40:28 AM
by PLY474

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Ammeter for Cuda Why the two different Ammeter gauges on Cuda's with a standard gauge dash. I know 70-74 cuda's with ...

Started by VCODEView the profile of VCODE

Replies: 0
Views: 442

June 07, 2023, 09:14:24 AM
by VCODE

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Correct spark plug wires for 1972 340 'Cuda A friend is restoring an original 1972 340 'Cuda and is trying to determine the correct spark plug w...

Started by GrandpaKevinView the profile of GrandpaKevin

Replies: 3
Views: 526

June 06, 2023, 06:17:30 PM
by GrandpaKevin

Voltage Regulator Multimeter Test Is this a accurate test to determine if the VR has failed? My alternator is charging, battery is not...

Started by justincollierView the profile of justincollier

Replies: 6
Views: 844

May 28, 2023, 06:20:28 PM
by pschlosser

Ignition Wiring Recommendations Looking for new ignition wires for my 340.I read that the factory Mopar restoration wires are too sh...

Started by 340challconvertView the profile of 340challconvert

Replies: 2
Views: 395

May 28, 2023, 11:23:23 AM
by Mark_B

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Alternator compatibility with YearOne engine harness I have a 1970 383 Challenger and the engine harness is working but the previous owner sliced and dic...

Started by Gross PolluterView the profile of Gross Polluter

Replies: 5
Views: 566

May 26, 2023, 05:12:45 PM
by Gross Polluter

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Stereo crossover box What is the purpose of the stereo cross over box?  Is it needed?  What is the wiring diagram to hook...

Started by RrodView the profile of Rrod

Replies: 0
Views: 447

May 22, 2023, 02:39:14 PM
by Rrod

Middle speaker in dash Gonna put new speakers in my Barracuda, ordering Focal 6x9's for the rear.I wonder if this one will ...

Started by soundcontrolView the profile of soundcontrol

Replies: 3
Views: 594

May 22, 2023, 01:32:05 AM
by soundcontrol