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NHTSA ID Number: 10154599
Manufacturer Communication Number: PIT5326C
Summary
This Preliminary Information communication provides information to the technician about the Upfitters questions about installing aftermarket electrical accessories. Dealer should reference the latest version of General Motors
Upfitter Integration Bulletin 115 for this information. It can be found at https://www.gmupfitter.com.
30 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
| CHEVROLET | SILVERADO 1500 | 2014-2018 |
| CHEVROLET | SILVERADO 2500 | 2015-2019 |
| CHEVROLET | SILVERADO 3500 | 2015-2019 |
| GMC | SIERRA 1500 | 2014-2018 |
| GMC | SIERRA 2500 | 2015-2019 |
| GMC | SIERRA 3500 | 2015-2019 |
SEOCONTENT-START
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Bulletin No.: PIT5326C
Published date: 12/17/2018
Preliminary Information
PIT5326C Installation of Electrical Aftermarket Accessories (Battery Ignition and Ground Connections)
Models
| Brand: | Model: | Model Years: | VIN: | Engine: | Transmissions: | |
| from | to | |||||
| Chevrolet | Silverado 1500 | 2014 | All | All | All | All |
| Chevrolet | Silverado | 2015 – 2018 | All | All | All | All |
| Chevrolet | Silverado 2500/3500 | 2019 | All | All | All | All |
| GMC | Sierra 1500 | 2014 | All | All | All | All |
| GMC | Sierra | 2015 – 2018 | All | All | All | All |
| GMC | Sierra 2500/3500 | 2019 | All | All | All | All |
Supersession Statement
This PI was superseded to add the 2019 models. Please discard PIT5326B.
Condition / Concern
Upfitters/owners may question where they can install their aftermarket electrical accessories.
Provisions have been provided for the installation of electrical accessories without splicing or cutting into the factory wiring harness. Please reference the latest version of GM Upfitter Integration Bulletin 115 for this information. It can be found at https://www.gmupfitter.com/, under the “Technical Bulletin” Tab and then “Show all bulletins.”
IMPORTANT: It is very important that electrical accessories be installed properly and not spliced or cut into the factory wiring harness.
SEOCONTENT-END
UI Bulletin #115f
General Motors Upfitter Integration
Bulletin #115f May 4, 2018
https://www.gmupfitter.com/files/media/photo/937/UI%20Bulletin_115f.pdf
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Bulletin No.: PIT5326C
Published date: 12/17/2018
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Bulletin No.: PIT5326B
Published date: 12/6/2017
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Bulletin No.: PIT5326A
Date: Dec-2016
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Bulletin No.: PIT5326
Date: Sep-2014
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Bulletin No.: PIT5326
Date: September, 2014
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| “This site contains affiliate links for which OEMDTC may be compensated” |
Bestseller No. 1
Gebildet JD1912 Car Relay Harness 12V 40A 4 Pin SPST 12AWG Harness Sockets with Color-Labeled Wires for Automotive Truck Van Motorcycle Boat (Pack of 2)
- Brand new heavy duty SPST(Single Pole Single Throw) relays with color-labeled wires.
- Minimum operating voltage 8V, corresponding minimum operating current is 100mA; Standard operating voltage 12V, corresponding standard operating current is 150mA.
- Small size/Low power consumption/High contact voltage/ High sensitivity.
- Contact Material: Ag Alloy / Contact Resistance: ≤ 100MΩ.
- Life Expectancy Electrical: 100,000 Operation, Life Expectancy Mechanical: 10,000,000 Operation.
Bestseller No. 2
irhapsody 5 Pack 40/30 AMP 12V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Automotive Relay
- Never go beyond its capabilities. Try to stay 10 to 15% below what the rate is for
- 12-volt 5-prong relay. Excellent water-repellent and dustproof ability, but not using it in water
- Be careful when inserting the relay into the socket. If you force it, you will bend the female connectors
- Primary leads use 12 a.w.g tinned copper wire. Coil leads use 16 a.w.g
- Nominal Coil Voltage: 12 V DC; Coil Power: 1.8 W; Coil Resistance: 80 Ω; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Maximum Applied Voltage: 15.6 V DC
SaleBestseller No. 3
Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Wiring Harness-5 Pack, 2 Years Warranty
- High switching capability: Normally open 40A/14V DC and normally close 30A/14V DC. Suitable for Nilight LED light bar wiring harness kit
- Premium quality: Durable relay and harness socket with 5 wires; Made by high-grade materials to ensure superior quality and long lifespan
- Male-female slot design: Unique male-female slot design, easy to connect the relay with harness socket, clean and neat after installation
- Easy wiring: The relay sockets come with different colors for loads/accessories, simple and convenient wiring
- Package include: 5 x relay and 5 x relay socket with wires.Fit type: Universal fit
SaleBestseller No. 4
Nilight 50044R 5 Pack Waterproof 40/30 AMP Heavy Duty 12 AWG Tinned Copper Wires 5-PIN SPDT Bosch Style 12V Automotive Relay and Harness Set
- 12 V DC automotive waterproof relays (max 14 V). Note: 12 V and 14 V are coil voltages, they are not the voltage that triggers the switch
- Premium quality: durable relay and harness socket with 5 wires; made from high-grade materials to ensure superior quality and long lifespan
- Pre-wired Harness: Heavy duty 12/16 AWG wiring harness. Black - 16AWG Pin85, White - 16AWG Pin86, Red - 12AWG Pin30 Yellow - 12AWG Pin87a, and Blue - 12AWG Pin87
- Enhanced Waterproof - The 5-Pin relays are tightly sealed with strong cap and seal ring, excellent performance of waterproof, dust proof and moisture proof, works well in any weather conditions
- Package includes: 5 pack Waterproof Relay and Harness. 1x User manual
SaleBestseller No. 5
Nilight 10 Pack SPDT Bosch Style Electrical Relays 12V 30/40 Amp 5-Pin Switch for Automotive Truck Marine Boat,2 Years Warranty
- 5 Pin SPDT (Single Pole Double Throw) Bosch Style Electrical Relay.
- 40A/30A High Switching Capability. These relays have a universal application and can be used in a 12 Volt DC power source, such as automotive setups, car sound systems, security systems, and various other applications.
- Pin Specifications: 30V DC. Ground (85), Trigger (86), Output N/C (87a), and Output N/O (87).
- Maximum Applied Voltage: 15.6 V DC; Max Operating Voltage is 27V DC; Nominal Coil Voltage: 12 V DC; Max Operating Current: 40A; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Coil Power: 1.8 W; Coil Resistance: 80 Ω; Insulation Resistance: 100MΩ
- Package include: 10 pack electrical relays. Sockets are not included
Bestseller No. 6
cerfioo Pack-4 Car 5 Pin Socket Relay, 12V 40A Waterproof Conversion Start DC Relay, Wiring Harness Modification Flame Retardant and Stable Relays, Universal Car Boat Motor Replacement (Black)
- PA66 Material: This 5Pin relay shell is made of PA66 material, with stable insulation, high quality flame retardant casing. The structure is compact and durable, not easy to break or deform, and helps you adjust and transform circuits stably.
- Wide Application: The 5-pin relay suitable for automotive equipment equipped with 12V DC power supply, such as car audio systems, security systems, compressors. The relay box can be a nice replacement for 582195, 582472, 582473, 584416, 586147 and 586224, offering you a pleasant using experience.
- Reliable Performance: This relay built-in pure copper enameled wire, lower temperature rise and stronger suction power. Silver alloy contacts have good thermal stability and high temperature resistance. The plug has strong conductivity, effectively resists contact sticking, and has a long service life.
- Sufficient Quantity: The package comes with 4 pieces of automotive replacement equipment relays, enough to meet your using and replacing demands in daily life, bringing you lots of convenience.
- Plug and Play: Compatible with the most universal 12V 5-Pin automotive relay with a 40A switching capability. Easy to process your demand. Please check the dimensions and the direction of the poles carefully before ordering to avoid buying the incorrect product.
Bestseller No. 7
irhapsody 4-PIN 40/30AMP 12V DC Waterproof Relay with Harness - Heavy Duty 12 AWG Tinned Copper Wires, 1 Pack SPST Automotive Relay
- Never go beyond its capabilities. Try to stay 10 to 15% below what the rate is for
- 12-volt 4-prong relay. Excellent water-repellent and dustproof ability, but not using it in water
- For the people whose relays are burning, please make sure you are making tight connections (especially on the load wires), read the specs on the item description, and ensure that the operating environment meets the safety requirements of the relay
- Be careful when inserting the relay into the socket. If you force it, you will bend the female connectors
- Thick 12 gauge wire for the load terminals. Easy to install just make sure you follow the wiring diagram. Works for both positive and negative activation
Bestseller No. 8
![True MODS 6 Pack 4-Pin 12V Bosch Style Fused Relay Switch Kit [Interlocking Harness Socket Holder] [14 AWG Hot Wires] [SPST] [30 Amp] 12 Volt Automotive relays with Fuse for Auto Cars](https://m.media-amazon.com/images/I/51MMNm9AK5L.jpg "Installation Of Electrical Aftermarket Accessories (Battery Ignition And Ground Connections) - 2014-2019 Chevrolet Silverado & GMC Sierra 16")
True MODS 6 Pack 4-Pin 12V Bosch Style Fused Relay Switch Kit [Interlocking Harness Socket Holder] [14 AWG Hot Wires] [SPST] [30 Amp] 12 Volt Automotive relays with Fuse for Auto Cars
- Built in fuse socket with included 30A blade fuse with heavy duty 14AWG wires for main contact.
- Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.
- 12VDC (14V Max) and 30A High Switching Capability.
- Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87).
- Set includes 6 relays, 6 relay harnesses, and 6 blade fuses.
SaleBestseller No. 9
Nilight 50023R 5 Pack 30A Fuse Relay car Truck Socket kit-30A Switch Harness Set-12V DC 4-Pin SPST Automotive 14 AWG Hot Wires-Auto Switches & Starters S
- Upgraded Version - Automotive relays built in fuse socket included 30A blade fuses with heavy duty 14AWG wires for main contact. No need of a separate fuse holder, saving space and money. Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.
- Mounting Design Feature - The interlocking mounting design of unique male and female slot on each socket edge, connect relays together and manage cables easily, offering clean and neat installation.
- Easy Wiring - The relay sockets come with color-labeled wires for load/accessories convenient wiring. Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87)
- Wide Application - Widely used in car keys power control, over-load protection, trunk release, polarity change, power door lock/actuator control, change a low current output to high current, add ignition/accessory outputs, control motors/other electronics etc.
- Set includes 5 relays, 5 relay harnesses, and 5 30A blade fuses.
Bestseller No. 10
EHDIS Car Relay 4 Pin 12v 40amp Spst Model No.: JD2912-1H-12VDC 40A 14VDC, Auto Switches & Starters,Pack of 2
- Heavy duty 4-prongs SPST relays, jd1912 12v 40a relay
- Use optional Relay Harness, or female Crimp Connectors
- High 40A coil capacity- able to handle those high current applications with ease
- Package Include: 2 x 40A 4-Pin 12V Vehicle Relays
- The Automotive relay is suitable for normal automobile use and simple to operate, you just need to connect the relay with the wire, no other tools needed, convenient for your use and replace, allowing your components to work properly
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