| “This site contains affiliate links for which OEMDTC may be compensated” |
NHTSA ID Number: 10163661
Manufacturer Communication Number: PIP5630A
Summary
This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the relief valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not. If bearings are OK Then change oil pump.
4 Affected Products
Vehicles
SEOCONTENT-START
Bulletin No.: PIP5630A Published date: 07/10/2019
Preliminary Information
PIP5630A 6.0L L96 Low Oil Pressure And/Or P0521
Models
Brand: Model: Model Years:
VIN:
from to
Engine: Transmissions:
Chevrolet Express 2019 All
All 6.0 L96 All Chevrolet LCF 2019
All All 6.0 L96 All Chevrolet Silverado HD
2019 All All 6.0 L96 All Chevrolet
Suburban 2019 All All 6.0 L96
All GMC Savanna 2019 All
All 6.0 L96 All GMC Sierra HD 2019
All All 6.0 L96 All
Involved Region or Country North America
Condition A vehicle may have a concern of no oil pressure and/or
P0521 set
Cause The relief valve in the oil pump is sticking or the
number 1 main bearing is damaged.
Correction:
Check the engine oil dip stick to confirm crankcase is not over filled. Confirm oil pressure at
main gallery with a manual gauge.
If lower then spec, replace the oil filter.
If no improvement remove the oil pan and inspect for #1 main bearing damage.
If bearings are OK, change the engine oil pump. Engineering is currently working on a root cause.
This PI will be updated to a bulletin when the root cause is isolated.
Version History
Version 2
03/07/2019 – Created
Modified
Update
07/10/2019 – Updated to add 2019 Chevrolet LCF
SEOCONTENT-END
Bulletin No.: PIP5630A
Published date: 07/10/2019
To View or Download this Document Click Here
Loading...
Reload document 
Open in new tab
Bulletin No.: PIP5630
Published date: 03/7/2019
To View or Download this Document Click Here
Loading...
| “This site contains affiliate links for which OEMDTC may be compensated” |
Bestseller No. 1
Oil Pressure Tester Tool, Oil Pressure Gauge kit, 0-140 PSI Pressure Test Diagnostic Tools, Engine Oil Pressure Tester Tool kit, for car Truck (Blue)
- Exquisite design: dual display pressure gauge head, clear scale, easy to clean, and equipped with rubber buffer protection cover, shockproof and scratchproof.
- Complete accessories: select high-quality metal materials, 10 adapters to fit most brands and models, suitable for most gasoline and small diesel engine cars, motorcycles, boats and other vehicles, as long as the adapter can match your engine and The oil pressure does not exceed 140PSI, each marked with a number, stored in a fixed position in the red case for easy selection.
- Oil-resistant hose: Oil-resistant and high-temperature resistant hose, freely bendable, sturdy and durable, giving you professional high-quality products.
- Brass Fittings: Brass straight elbow quick fittings, quick and easy to install, faster, simpler, more reliable sealing, two types of straight and curved, to meet more needs. Durable, safe and environmentally friendly.
- 100% Satisfaction: We are responsible for every product. If you have any problems with our products or services, please contact us immediately and we will provide you with exceptional responses to your every concern.
Bestseller No. 2
Bestseller No. 3
Oil Pressure Tester Tool, Oil Pressure Gauge kit, 0-140 PSI PressureTestDiagnostic Tools, Engine Oil Pressure Tester Tool kit, for car Truck
- Exquisite design: dual display pressure gauge head, clear scale, easy to clean, and equipped with rubber buffer protection cover, shockproof and scratchproof
- Complete accessories: select high-quality metal materials, 10 adapters to fit most brands and models, suitable for most gasoline and small diesel engine cars, motorcycles, boats and other vehicles, as long as the adapter can match your engine and The oil pressure does not exceed 140PSI, each marked with a number, stored in a fixed position in the red case for easy selection
- Oil-resistant hose: Oil-resistant and high-temperature resistant hose, freely bendable, sturdy and durable, giving you professional high-quality products.
- Brass Fittings: Brass straight elbow quick fittings, quick and easy to install, faster, simpler, more reliable sealing, two types of straight and curved, to meet more needs. Durable, safe and environmentally friendly
- 100% Satisfaction: We are responsible for every product. If you have any problems with our products or services, please contact us immediately and we will provide you with exceptional responses to your every concern
Bestseller No. 4
Oil Pressure Tester Tool, Oil Pressure Gauge kit, 0-140 PSI Pressure Test Diagnostic Tools, Engine Oil Pressure Tester Tool kit, for car Truck (red)
- Exquisite design: Oil Pressure Tester Tool have dual display pressure gauge head, clear scale, easy to clean, and equipped with rubber buffer protection cover, shockproof and scratchproof.
- Complete accessories: Oil Pressure Tester select high-quality metal materials, 10 adapters to fit most brands and models, suitable for most gasoline and small diesel engine cars, motorcycles, boats and other vehicles, as long as the adapter can match your engine and The oil pressure does not exceed 140PSI, each marked with a number, stored in a fixed position in the red case for easy selection.
- Oil-resistant hose: Oil Pressure Tester Oil-resistant and high-temperature resistant hose, freely bendable, sturdy and durable, giving you professional high-quality products.
- Brass Fittings: Oil Pressure Gauge kit brass straight elbow quick fittings, quick and easy to install, faster, simpler, more reliable sealing, two types of straight and curved, to meet more needs. Durable, safe and environmentally friendly.
- 100% Satisfaction: We Oil Pressure Gauge kit are responsible for every product. If you have any problems with our products or services, please contact us immediately and we will provide you with exceptional responses to your every
Bestseller No. 5
Dorman 7-153 Oil Pressure Gauge Kit Universal Fit
- All mounting hardware included for a complete repair
- Easy to install
- No special tools necessary
- This part has undergone a rigorous inspection to ensure high quality
- Support available - every Dorman part is backed by Dorman's ASE Blue Seal Certified technical support team
Bestseller No. 6
Oil Pressure Tester Kit, 0-140 PSI Engine Oil Pressure Tester Gauge Tool Kit for Cars ATVs Trucks Use.
- FUNCTION: The engine oil pressure tester kit is used to diagnose and test the engine oil pressure value, to check whether it is normal. The measured value can be used to judge the operation of fuel system components such as electric gasoline pump and oil pressure regulator. And with this best in class oil pressure test tools, you can get a definite pressure value well without relying on the dashboard light.
- INCLUDING: This oil pressure test tool kit contains a wide assortment of durable adapters designed to fit mot import/domestic engines. The 10 adapters are marked with number, you can choose the right one very easy. 4FT long hose is made of rubber nylon resin, working pressure 300 PSI. This is a great kit for DIY auto tools, to test engine oil pressure value quickly and accurately.
- DURABLE AND SAFE: The material of the engine oil pressure tester kit consists of Copper, Rubber, ABS Plastic, Iron, and Aluminum; And the gauge is equipped with a shockproof cover, which is under great protect and convenient maneuverability; Whole oil pressure tester kit packed in a molded case making it easy to store and organize the equipment.
- PARAMETER: The oil pressure gauge use 3" big dial with clear dual scale range 0 to 140 PSI and 0 to 10 Bar. Compare to a large range, this oil pressure gauge is easy to read about 1-2 Bar with a short range. There are a straight quick coupler and a elbow one in the case, you can choose it according to the location of the engine oil pressure test port.
- QUALITY ASSURANCE: 100% brand newengine oil pressure test tool kit, To guarantee 100% customers' satisfaction, we accept unconditional return service and 180 days warranty for all parts. Please contact with us if there's any quality or other problem.
Bestseller No. 7
OTC Tools 5610 Trans-Eng Oil Press Tester
- OTC’s 5610 Transmission/Engine Oil Pressure Testing Kit is designed for static and/or on road testing and can be used on both domestic and import applications
- Included high (0-400 psi/0-2800 kPa) and low (0-100 psi/0-700 kPa) pressure gauges allow for testing on both transmissions and engines
- Large 3-1/2 inch diameter gauges feature chrome bezels, rugged protective outer boots, and hooks for easy hanging out of the way
- Gauges and hose assembly incorporate quick couplers; Kit includes 13 adapters to fit most applications and a detailed instruction manual
- Blow molded hard case with removable lid included to keep kit components contained and organized when not in use
SaleBestseller No. 8
Oil Pressure Sensor Socket, 1 1/16 Socket Switch Fits 3/8" Drive 1-1/8" Hex Wrench, Universal Oil Pressure Switch Socket, Professional car tools for Quick Removing Installing Oil Sending Unit (Black)
- 【High-Quality Material】: The oil pressure sensor socket is made of durable and rugged chrome molybdenum steel and cast steel heavy-duty manufacturing, forged in one piece, not easy to break or damage, with a ground black surface treatment, wear-resistant and rust-resistant, fine polished, ensure a long service life.
- 【Function】: This 1-1/16 socket can avoid engine oil pressure from being too high, ensure smooth engine operation, and improve driving reliability. Using this oil pressure switch socket to remove and replace a faulty oil pressure switch is one of the simplest home vehicle repairs possible.
- 【Hexagonal Drive Design】: Our oil pressure switch socket with hex drive design provides you with a strong locking force that won't slip when used in tight spaces and doesn't come off easily, helping you to complete the removal and installation of sensors, oil pressure switches, car accessories more easily to improve your work efficiency.
- 【Easy Usage】: This 1/16 CR-V 27mm socket requires no tedious installation steps, simply plug it into your vehicle's oil pressure sending port and then use a oil pressure switch to easily remove the oil pressure sending unit, saving you time and effort!
- 【Widely Compatible】: Our 1 1/16 deep socket has a 3/8" I.D. on one end for 3/8" drivers and a 1 1/8" I.D. on the other end for 1 1/8" hex wrenches. The total height is 2.95". It is compatible with GM's combination light and pressure gauge oil pressure switches for most newer models as well as 91 and 87 models.
Bestseller No. 10
GearWrench - KDT-3289 GEARWRENCH Oil Pressure Check Kit, 10 Piece (Pack of 1)
- Test engine oil pressure at the oil filter on most passenger cars and light trucks
- Five different adapters are included for both domestic and imported engines
- Gauge is calibrated to read max pressure from 0 to 100 PSI
Last update on 2025-05-13 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.
