| “This site contains affiliate links for which OEMDTC may be compensated” |
NHTSA ID Number: 10139388
Manufacturer Communication Number: PIT5253B
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have an intermittent crank / no start concern. Technician may find a Diagnostic Trouble Code in the Engine Control Module P1682. Technician will need to follow published Service Information diagnostics for the Diagnostic Trouble Code. If Service Information diagnostics lead to a root cause of the concern technician should replace the Engine Controls Ignition Relay # 70 with part number 13595908.
8 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
| CHEVROLET | SILVERADO 1500 | 2014-2015 |
| CHEVROLET | SILVERADO 2500 | 2015 |
| CHEVROLET | SILVERADO 3500 | 2015 |
| GMC | SIERRA 1500 | 2014-2015 |
| GMC | SIERRA 2500 | 2015 |
| GMC | SIERRA 3500 | 2015 |
Condition/Concern
Intermittent crank / no start concern. When checking for DTCs, the ECM will have a P1682 set.
If after normal diagnosis a correction is not found, this could be caused by an issue with the KR75 Engine Controls Ignition Relay #70.
Parts
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5253B
Date: Mar-2015
Loading...
Reload document 
Open in new tab
NHTSA ID Number: 10111867
Manufacturer Communication Number: PIT5253A
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have an intermittent crank / no start concern. Technician may find a Diagnostic Trouble Code in the Engine Control Module P1682. Technician will need to follow published Service Information diagnostics for the Diagnostic Trouble Code. If Service Information diagnostics lead to a root cause of the concern technician should replace the Engine Controls Ignition Relay # 70 with part number 13595908.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5253A
Date: Mar-2014
Loading...
NHTSA ID Number: 10070593
Manufacturer Communication Number: PIT5253A
Summary
SUMMARY TO BE PROVIDED ON A FUTURE DATE.
1 Associated Document
Service Bulletin Document
Bulletin No.: PIT5253A
Date: March, 2014
SB-10070593-0335.pdf 223.221KB
Loading...
NHTSA ID Number: 10112046
Manufacturer Communication Number: PIT5253
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have an intermittent crank / no start concern. Technician may find a Diagnostic Trouble Code in the Engine Control Module P1682. Technician will need to follow published Service Information diagnostics for the Diagnostic Trouble Code. If Service Information diagnostics lead to a root cause of the concern technician should replace the Engine Controls Ignition Relay # 70 with part number 13500118.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5253
Date: Jan-2014
Loading...
| “This site contains affiliate links for which OEMDTC may be compensated” |
- 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
- 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.
- 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
- 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
- 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
- [BOSCH EXPERTISE] - Bosch has been producing relays for vehicles and other applications for more than 40 years - this vast development experience ensures continuous advancement in design features to deliver optimum performance
- [COMPACT SWITCHING] - Bosch Mini Relays feature a compact design and are used in a wide range of vehicles to perform switching operations
- [PREMIUM PERFORMANCE] - Bosch relays incorporate only the highest quality materials for reliable, long-term performance and a 250,000 switching cycle capability
- [SUPERIOR ENGINEERING] - Engineered with high corrosion resistance to ensure long term reliability in harsh environments and conditions
- 5 pins, 12V, 30A; Integral bracket mount; Black Note: Both 87 pins (no 87a) are permanently connected. Relay should be wired like a 4 pin. Not for use where a true 5 pin relay is required
- 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
- 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.
- 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.
- [Reliable Quality] The black shell is made of nylon material, which is electrical insulation, and the pin is made of brass, which can withstand cold and hot condition. Very durable and sturdy in use, no deformation and rust, perfectly made for long-term use.
- [Specification] The size is 1.41 x 0.94 x 0.63 inch/ 3.6 x 2.4 x 1.6 cm approximately. Our 30A 12V relay can be used to control the circuits of components with high amperage loads on vehicle, such as headlights, fuel pumps and cooling fans.
- [Easy to Use] Our motor relayis suitable for normal antomobile to use, simple operation, you only need to connect the relay and wire, no need other tools, very convenient and easy to use and replace, allow components work normally.
- [Application] Our product can be applied to car tail light, engine compartment, electric cooling fans, electric water pumps, electric fuel pumps, shaved door handles solenoids, trunk solenoids and more equipment.
- [Customer Service] You will receive 4 pieces 12V 30A 5 pin relays. We offer 12-month warranty for every order, you can buy with confidence. If you have any questions and concerns, please feel free to let us know, our team will respond asap!
Last update on 2025-05-08 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.
SEOCONTENT-START
Bulletin No.: PIT5253B
Date: Mar-2015
| Subject: | Intermittent Crank No Start With DTC P1682 |
| Models: | 2014 Chevrolet Silverado 1500 |
| 2015 Chevrolet Silverado | |
| 2014 GMC Sierra 1500 | |
| 2015 GMC Sierra | |
| Built Before: | |
| 1/28/15 at Flint Assembly (11th Vin Digit “F”) | |
| 2/5/15 at Silao Assembly (11th Vin Digit “G”) | |
| 2/5/15 at Ft. Wayne Assembly (11th Vin Digit “Z”) |
This PI was superseded to update Models and Vin Breaks. Please discard PIT5253A.
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
Condition/Concern
Some owners may comment of an intermittent crank / no start concern. When checking for DTCs, the ECM will have a P1682 set.
If after normal diagnosis a correction is not found, this could be caused by an issue with the KR75 Engine Controls Ignition Relay #70.
Recommendation/Instructions
If no other root cause is identified through normal diagnosis, replace the KR75 Engine Controls Ignition Relay # 70 (located in the UBEC) with part number 13595908.
| Description | Qty | Part Number |
| Relay | 1 | 13595908  |
Warranty Information
For vehicles repaired under warranty use:
| Labor Operation | Description | Labor Time |
| 5480058* | Diagnosis and Replace the Engine Control Module Mini Relay #70 in the UBEC (KR75 Engine Controls Ignition Relay) | 0.4 hr |
| * This is an unique labor operation for bulletin use only. This will not be published in the Labor Time Guide. | ||
Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.
SEOCONTENT-END
I believe PIT 5253B is useful for GM car owners who suffer the code P1682.Thanks for this info.
Where is this PIT5253B relay located in my 2014 Sierra?
https://static.oemdtc.com/Uploads/3274790.png