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Product Instructions

M&H Part NumberInstruction Sheet NumberDescriptionWhere UsedDownload
0022592963521Dash Harness PDF
0037017692974009Neutral Safety And Backup Lamp Switch PDF
0062092963181Backup Lamp Harness PDF
0094592973397Dash Harness PDF
0122289092974175Air Conditioning Control Assembly PDF
0189359292963980Turn Signal Switch PDF
0189359692963980Turn Signal Switch PDF
0199332092974009Neutral Safety And Backup Lamp Switch PDF
0199332192974009Neutral Safety And Backup Lamp Switch PDF
0199349092974009Neutral Safety Switch PDF
0199349492974009Neutral Safety Switch PDF
0199349592974009Neutral Safety Switch PDF
0199362492966081Turn Signal Switch PDF
0199365892974009Neutral Safety And Backup Lamp Switch PDF
0199365992974009Neutral Safety And Backup Lamp Switch PDF
0199369692974009Neutral Safety And Backup Lamp Switch PDF
0199416392974009Neutral Safety And Backup Lamp Switch PDF
0199423592974009Neutral Safety And Backup Lamp Switch PDF
0199508203720900Headlight Switch PDF
0199796192966002Turn Signal Switch PDF
0199798392972464Turn Signal Switch PDF
0199817392974009Neutral Safety Switch PDF
0199818292974009Neutral Safety Switch PDF
0223592963714Dash Harness PDF
0224092963725Engine Harness PDF
0225092963739Forward Lamp Harness PDF
0226092963727Engine Harness PDF
0227592963715Dash Harness PDF
0229092963723Engine Harness PDF
0232092963718Engine Harness PDF
0232592963717Engine Harness PDF
0236092963728Engine Harness PDF
0236592963726Engine Harness PDF
0250592963745Forward Lamp Harness PDF
0257592963716Dash Harness PDF
0258092963729Engine Harness PDF
0258592963731Engine Harness PDF
0260092963699Dash Harness PDF
0260592963730Engine Harness PDF
0261092963734Engine Harness PDF
0261592963735Engine Harness PDF
0262092963732Engine Harness PDF
0264592963733Engine Harness PDF
0390050392974009Neutral Safety And Backup Lamp Switch PDF
0390959192974009Neutral Safety And Backup Lamp Switch PDF
0392391692974009Neutral Safety And Backup Lamp Switch PDF
0394853892974009Neutral Safety And Backup Lamp Switch PDF
0505392963387Complete Wiring Set PDF
0569889792965771Turn Signal Switch PDF
0594773905930182Turn Signal Switch PDF
0623092963305Rally Gauge Adapter Harness PDF
0623592963294Rally Gauge Adapter Harness PDF
0625827692974009Neutral Safety And Backup Lamp Switch PDF
0627335792974009Neutral Safety And Backup Lamp Switch PDF
0633092963720Engine Harness PDF
0633592963722Engine Harness PDF
0637092963719Engine Harness PDF
0642804992973991Fuel Tank Sending Unit PDF
0780048292966029Turn Signal Switch PDF
0977966592974009Neutral Safety And Backup Lamp Switch PDF
1143092964645Forward Lamp Harness PDF
1143592964645Forward Lamp Harness PDF
1300592963737Forward Lamp Harness PDF
1319092973448Battery Cable, Side Post PDF
1359392963628Steering Column Adapter Harness PDF
1359792963630Steering Column Adapter Harness PDF
1362592972328Forward Lamp Harness PDF
1383092969316Rear Lamp Harness PDF
1800092963842Glove Box Lamp Kit PDF
1855092963713Dash And Forward Lamp Harness PDF
1893592963298Complete Wiring Set PDF
1894092963299Complete Wiring Set PDF
1895092963301Complete Wiring Set PDF
1895592963302Complete Wiring Set PDF
1896092963303Complete Wiring Set PDF
2011592963211Dash And Forward Lamp Harness PDF
2012092963712Dash And Forward Lamp Harness PDF
2012592963217Alternator Conversion Harness PDF
2013092963218Alternator Conversion Harness PDF
2013592963219Alternator Conversion Harness PDF
2014092963220Alternator Conversion Harness PDF
2014592963221Alternator Conversion Harness PDF
2015092963222Alternator Conversion Harness PDF
2016592963721Engine Harness PDF
2017092963724Engine Harness PDF
2017592963736Engine Harness PDF
2018092963213Forward Lamp Harness PDF
2018592963738Forward Lamp Harness PDF
2019092963742Forward Lamp Harness PDF
2019592963215Forward Lamp Harness PDF
2020092963216Forward Lamp Harness PDF
2020592963215Forward Lamp Harness PDF
2021092963216Forward Lamp Harness PDF
2022092963417Glove Box Lamp Kit PDF
2210592973996Main Body Harness PDF
2214092973996Main Body Harness PDF
2214592973996Main Body Harness PDF
2292092974115Ground Strap PDF
2319092964513Glove Box Lamp Kit PDF
2324592972328Dash And Engine Compartment Harness PDF
2325592972328Dash And Engine Compartment Harness PDF
2341592973996Main Body Harness PDF
2669592963300Complete Wiring Set PDF
2737092964000Ground Strap Kit PDF
2738092964001Ground Strap Kit PDF
2744092964800Ground Strap Kit PDF
2755592963347Alternator Conversion Kit PDF
2817592964591Trunk Lamp Assembly PDF
2818092964592Trunk Lamp Assembly PDF
3005592973397Dash Harness PDF
3016592963419Glove Box Lamp Kit PDF
3023092963589Engine Harness PDF
3023192963589Engine Harness PDF
3023292963589Engine Harness PDF
3023392963589Engine Harness PDF
3023492963589Engine Harness PDF
3023592963589Engine Harness PDF
3025092963612Complete Wiring Set PDF
3025592963613Complete Wiring Set PDF
3026092963614Complete Wiring Set PDF
3032092963443Alternator Conversion Harness PDF
3036092963445Alternator Conversion Harness PDF
3037092963447Alternator Conversion Harness PDF
3038092963449Alternator Conversion Harness PDF
3063592963521Dash Harness PDF
3090592963464Complete Wiring Set PDF
3091092963466Complete Wiring Set PDF
3156092963590Alternator Conversion Harness PDF
3227092963491Transistor Ignition Replacement Module PDF
3260092964002Ground Strap Kit PDF
3261092973997Ground Strap Kit PDF
3262092964005Ground Strap Kit PDF
3263092963685Console Gauge Conversion Harness PDF
3263592963685Console Gauge Conversion Harness PDF
3264092963685Console Gauge Conversion Harness PDF
3264592963686Console Gauge Conversion Harness PDF
3265092963686Console Gauge Conversion Harness PDF
3265592963686Console Gauge Conversion Harness PDF
3266092963687Console Gauge Conversion Harness PDF
3266592963687Console Gauge Conversion Harness PDF
3267092963687Console Gauge Conversion Harness PDF
3279592972328Forward Lamp Harness PDF
3281592972328Forward Lamp Harness PDF
3295092963625Forward Lamp Harness PDF
3296592963625Forward Lamp Harness-Int Reg Alt Driver Side PDF
3397092963808Tachometer Conversion Harness PDF
3398592964007Ground Strap Kit PDF
3399092964008Ground Strap Kit PDF
3399592964009Ground Strap Kit PDF
3400092973999Ground Strap Kit PDF
3416092963629Steering Column Adapter Harness PDF
3462092964777Temperature Sending Unit Wire Repair Kit PDF
3539092963633Forward Lamp Harness-Int Reg Alt Driver Side PDF
3559092963646Forward Lamp Harness-Int Reg Alt Driver Side PDF
3577592963628Steering Column Adapter Harness PDF
3578092963629Steering Column Adapter Harness PDF
3578592963630Steering Column Adapter Harness PDF
3604092963814Dash And Forward Lamp Harness PDF
3604292963816Dash Harness PDF
3604492963818Dash Harness PDF
3607892974001Ground Strap Kit PDF
3607992963646Anti-Theft Jumper Harness PDF
3608792974002Ground Strap Kit PDF
3610292974003Ground Strap Kit PDF
3610392974004Ground Strap Kit PDF
3610492974005Ground Strap Kit PDF
3620692963905Console Gauge Terminals PDF
3621192969311Heater And Heater Switch Wiring Kit PDF
3687892964486Steering Column Adapter Harness PDF
3700992964904Steering Column Adapter Harness PDF
3744492964085Ignition Switch Adapter PDF
3754292964178Steering Column Adapter Harness PDF
3761692964251Steering Column Adapter Harness PDF
3761892964249Steering Column Adapter Harness PDF
3765192964482Low Fuel Indicator Module PDF
3778792964523Alternator Conversion Kit PDF
3779492965705Adapter Harness, Chrysler Electronic Ignition PDF
3779692964547Alternator Conversion Kit PDF
3791892966260Alternator Relocation Harness PDF
3812492964894Steering Column Adapter Harness PDF
3812592964898Steering Column Adapter Harness PDF
3812692964900Steering Column Adapter Harness PDF
3812792964902Steering Column Adapter Harness PDF
3813192965073Breakerless SE Single Wire Electronic Ignition Kit PDF
3819192974118Ground Strap Kit PDF
3824592972328Forward Lamp Harness PDF
3829692965706Adapter Harness, Chrysler Electronic Ignition PDF
3829992972328Dash And Engine Compartment Harness PDF
3830492965713Forward Lamp Harness-Int Reg Alt Driver Side PDF
3830592963625Forward Lamp Harness-Int Reg Alt Driver Side PDF
3842492972328Forward Lamp Harness PDF
3851892972328Forward Lamp Harness PDF
3864992972328Forward Lamp Harness PDF
3867792972328Forward Lamp Harness PDF
3890892972328Forward Lamp Harness PDF
3899592964645Forward Lamp Harness-Int Reg Alt Driver Side PDF
3899992963625Forward Lamp Harness-Int Reg Alt Passenger Side PDF
3901592964645Forward Lamp Harness-Int Reg Alt Driver Side PDF
3905792963625Forward Lamp Harness-Int Reg Alt Passenger Side PDF
3909592965713Forward Lamp Harness-Int Reg Alt Passenger Side PDF
3911192963633Forward Lamp Harness-Int Reg Alt Passenger Side PDF
3916892964645Forward Lamp Harness-Int Reg Alt Passenger Side PDF
3916992964645Forward Lamp Harness-Int Reg Alt Passenger Side PDF
3937492967467Trailer Light Adapter Harness PDF
3937792967472Dash Harness-Classic Auto Fuse Series PDF
3938392967479Dash Harness Optional Item-Classic Auto Fuse Series-Spare Fuse Power Wiring Extension Harness PDF
3938692967628Dash Harness-Classic Auto Fuse Series PDF
3938792967628Dash Harness-Classic Auto Fuse Series PDF
3938892967628Dash Harness-Classic Auto Fuse Series PDF
3938992967628Dash Harness-Classic Auto Fuse Series PDF
3939092967628Dash Harness-Classic Auto Fuse Series PDF
3939192967628Dash Harness-Classic Auto Fuse Series PDF
3939292967628Dash Harness-Classic Auto Fuse Series PDF
3939392967630Dash Harness-Classic Auto Fuse Series PDF
3939492967630Dash Harness-Classic Auto Fuse Series PDF
3939592967630Dash Harness-Classic Auto Fuse Series PDF
3939692967630Dash Harness-Classic Auto Fuse Series PDF
3939792967630Dash Harness-Classic Auto Fuse Series PDF
3939892967630Dash Harness-Classic Auto Fuse Series PDF
3939992967630Dash Harness-Classic Auto Fuse Series PDF
3940092967630Dash Harness-Classic Auto Fuse Series PDF
3940192967630Dash Harness-Classic Auto Fuse Series PDF
3940292967630Dash Harness-Classic Auto Fuse Series PDF
3940392967630Dash Harness-Classic Auto Fuse Series PDF
3940492967628Dash Harness-Classic Auto Fuse Series PDF
3940592967628Dash Harness-Classic Auto Fuse Series PDF
3940692967630Dash Harness-Classic Auto Fuse Series PDF
3940792967630Dash Harness-Classic Auto Fuse Series PDF
3940892967630Dash Harness-Classic Auto Fuse Series PDF
3940992967630Dash Harness-Classic Auto Fuse Series PDF
3941092967472Dash Harness-Classic Auto Fuse Series PDF
3941292967472Dash Harness-Classic Auto Fuse Series PDF
3941392967630Dash Harness-Classic Auto Fuse Series PDF
3941492967630Dash Harness-Classic Auto Fuse Series PDF
3941592967630Dash Harness-Classic Auto Fuse Series PDF
3941692967629Dash Harness-Classic Auto Fuse Series PDF
3941792967629Dash Harness-Classic Auto Fuse Series PDF
3941892967629Dash Harness-Classic Auto Fuse Series PDF
3941992967629Dash Harness-Classic Auto Fuse Series PDF
3942092967629Dash Harness-Classic Auto Fuse Series PDF
3942192967629Dash Harness-Classic Auto Fuse Series PDF
3944092967587Power Door Lock Relay And Adapter Harness PDF
3946892963629Steering Column Adapter Harness PDF
3947292964773Alternator Conversion Kit PDF
3953292968377Instrument Voltage Regulator PDF
3953392968378Instrument Voltage Regulator PDF
3954992968376Instrument Voltage Regulator PDF
3959592973996Main Body Harness PDF
3959892973996Main Body Harness PDF
3959992973996Main Body Harness PDF
3960092973996Main Body Harness PDF
3960192973996Main Body Harness PDF
3960292973996Main Body Harness PDF
3966192967733Tachometer Harness PDF
4003592973996Main Body Harness PDF
4003792967988Parking Lamp And Turn Signal Repair Kit PDF
4006992968138Rear Lamp Harness PDF
4007192968138Rear Lamp Harness PDF
4007392967874Rear Lamp Harness PDF
4007592968137Rear Lamp Harness PDF
4007692968137Rear Lamp Harness PDF
4007792968137Rear Lamp Harness PDF
4007892968136Rear Lamp Harness PDF
4007992967874Rear Lamp Harness PDF
4009192972328Forward Lamp Harness PDF
4011592972328Engine And Forward Lamp Harness PDF
4011892972328Forward Lamp Harness PDF
4014692968156Power Seat Motor Relay And Adapter Harness PDF
4024192969031Engine Harness-HEI PDF
4024392969031Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4024492969031Engine Harness-HEI PDF
4024692969031Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4024792969031Engine Harness-HEI PDF
4024992969031Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4025092969031Engine Harness-HEI PDF
4025292969031Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4029992968772Engine Harness-HEI PDF
4030092968772Engine Harness-HEI PDF
4030192968772Engine Harness-HEI PDF
4030292968772Engine Harness-HEI PDF
4030392968773Engine Harness-HEI PDF
4030592968773Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4030692968773Engine Harness-HEI PDF
4030892968773Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4030992968773Engine Harness-HEI PDF
4031192968773Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4031292968773Engine Harness-HEI PDF
4031492968773Engine Harness-HEI And SI Series Int Reg Alt, Driver Side PDF
4035892969029Dash Harness-Classic Auto Fuse Series PDF
4035992973973Dash Harness-Classic Auto Fuse Series PDF
4036692968520Dash Harness-Classic Auto Fuse Series PDF
4036792973972Dash Harness-Classic Auto Fuse Series PDF
4036892971043Dash Harness-Classic Auto Fuse Series PDF
4037992969034Dash Harness-Classic Auto Fuse Series PDF
4038392971051Dash Harness-Classic Auto Fuse Series PDF
4038792971341Dash Harness-Classic Auto Fuse Series PDF
4135992969026Dash Harness Optional Item-Classic Auto Fuse Series-6-Way Accessory Fuseblock Kit PDF
4155892972328Forward Lamp Harness PDF
4163892970283Forward Lamp Harness-SI Series Int Reg Alt PDF
4163992970283Forward Lamp Harness-SI Series Int Reg Alt PDF
4164092969202Engine Harness-SI Series Int Reg Alt Passenger Side PDF
4164192969202Engine Harness-HEI And SI Series Int Reg Alt Passenger Side PDF
4164392969202Engine Harness-HEI And SI Series Int Reg Alt Passenger Side PDF
4164592969202Engine Harness-HEI And SI Series Int Reg Alt Passenger Side PDF
4164692969202Engine Harness-SI Series Int Reg Alt Passenger Side PDF
4164792969202Engine Harness-HEI And SI Series Int Reg Alt Passenger Side PDF
4164892969202Engine Harness-SI Series Int Reg Alt Passenger Side PDF
4164992969202Engine Harness-HEI And SI Series Int Reg Alt Passenger Side PDF
4165092969202Engine Harness-SI Series Int Reg Alt Passenger Side PDF
4165192969202Engine Harness-HEI And SI Series Int Reg Alt Passenger Side PDF
4165292969202Engine Harness-SI Series Int Reg Alt Passenger Side PDF
4165492969202Engine Harness-SI Series Int Reg Alt Passenger Side PDF
4165592969202Engine Harness-HEI And SI Series Int Reg Alt Passenger Side PDF
4187292972328Engine Harness PDF
4187392972328Engine Harness PDF
4187892972328Forward Lamp Harness PDF
4190492972328Engine Harness PDF
4193992972328Forward Lamp Harness PDF
4194092972328Forward Lamp Harness PDF
4196692972328Forward Lamp Harness PDF
4209192968772Engine Harness-HEI PDF
4209292968772Engine Harness-HEI PDF
4209392968772Engine Harness-HEI PDF
4209492968772Engine Harness-HEI PDF
4278492967472Dash Harness-Classic Auto Fuse Series PDF
4393192972066Complete Wiring Set PDF
4413292973709Hood Lamp Kit Replacement Kit-Rear PDF
4413392973710Trunk Lamp Assembly-Front PDF
4413492973711Hood Lamp Kit Replacement Kit-Rear PDF
4413592973712Trunk Lamp Assembly-Front PDF
4421392974116Ground Strap Kit PDF
4421492974117Ground Strap Kit PDF
4421592974006Ground Strap Kit PDF
4421792974826Tachometer Conversion Kit PDF
4421892974826Tachometer Conversion Kit PDF
4426992974176Tachometer Kit PDF
4430192974214Dash Harness Optional Item-Fuse Block Kit, 4-Way PDF
4430292974216Dash Harness Optional Item-Fuse Block Kit, 4-Way PDF
4430392974218Dash Harness Optional Item-Dual Relay Adapter Kit PDF
4430492974220Dash Harness Optional Item-Dual Relay Adapter Kit PDF
4430592974223Dash Harness Optional Item-Connector & Terminal Kit PDF
4430692974225Dash Harness Optional Item-Junction Block & Connector Kit PDF
4430792974227Dash Harness Optional Item-Junction Block & Connector Kit PDF
4480092974681Dash Harness Optional Item-Spare Fuse Holder PDF
4480192974682Dash Harness Optional Item-Spare Fuse Holder PDF
50027492964481Low Fuel Indicator Module PDF
Product Instructions FAQ's

Please read this entire section for an answer to this question.

Installlation instructions, schematics and wiring diagrams are typically not included. We do suggest that you have a "Factory Assembly Manual" (if available for your model) on hand when installing your new harness. "Factory Assembly Manuals" contain generic black and white schematics, as well as line drawings of how to route the harnesses in your vehicle. Assembly Manuals are available for sale directly from us, or through your local restoration parts supplier.

Many of our Specialized harnesses and kits do include instruction sheets and schematics. These include: 1947-1959 Chevy Truck Complete Wiring Sets, Camaro Console Gauge Conversion Harnesses, GTO Rally Gauge Adapter Harness, Alternator Conversion Harnesses, Classic Auto Fuse Dash Harnesses and related kits, Corvette T.I. Ignition Module, and the Breakerless SE Single Wire Ignition Kit and many others.

Just enter the M&H Part Number in the search box above to see if an instruction sheet is available for a particular product. It's worth noting that you will find a link to the products instruction sheet on the products details page whenever one is available for the product.

Classic Car Wiring offers fully laminated color wiring schematics for many vehicles. Keep in mind that most wiring schematics tend to be a bit generic, they usually only illustrate a base vehicle and not one that is optioned with factory gauges, consoles, Big Blocks, A/C etc. That being said, since they are color they are very useful for troubleshooting and make a nice addition to your vehicles reference library.

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