WenmarOpen by Wenmar Pro

Service bulletin PIP5276G

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10208067
Published by NHTSA2022-02-14
Manufacturer's numberPIP5276G
Manufacturer's date2022-01-28
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

This Preliminary Information communication provides steps the technician will uses to diagnose and repair vehicles that have low oil pressure after an oil change with the engine Regular Production Option Code L20, L77, L94, L96, L99, L9H, LC8, LC9, LH9, LMF, LMG, LY6, or LZ1. Vehicle may have Service Engine Soon lamp with Diagnostic Trouble Code P0521 or Low Oil Pressure message on the instrument panel. Dealer will need to determine if bulletin 10-06-01-008 was completed. If the bulletin was performed inspect the left rocker cover. Dealer will insure the left rocker can hold water without leaking. If leaks are found apply room temperature vulcanization silicone to the rocker cover if possible or replace the left rocker cover.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Trouble codes named

P0521

Vehicles listed
CADILLAC CTS2008, 2009
CADILLAC CTS2013
CADILLAC CTS-V2007 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CTS-V2010, 2011, 2012 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE2007, 2008, 2009, 2010, 2011, 2012, 2013
CHEVROLET AVALANCHE2007, 2008, 2009, 2010, 2011, 2012, 2013
CHEVROLET C SERIES2007
CHEVROLET CAMARO2010, 2011, 2012, 2013
CHEVROLET COBALT SS2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET COLORADO2007, 2008, 2009, 2010, 2011, 2012
CHEVROLET COLORADO2013
CHEVROLET CORVETTE2007, 2008, 2009, 2010, 2011, 2012, 2013
CHEVROLET EXPRESS2007, 2008, 2009, 2010, 2011, 2012, 2013
CHEVROLET SILVERADO 15002007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2007, 2008, 2009, 2010, 2011, 2012, 2013
CHEVROLET TAHOE2007, 2008, 2009, 2010, 2011, 2012, 2013
GMC CANYON2007, 2008, 2009, 2010, 2011, 2012, 2013
GMC SIERRA 15002007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2007, 2008, 2009, 2010, 2011, 2012, 2013

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
16V8680002016-12-02. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
00-06-01-026R2025-12-03. Service bulletin. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
23-NA-1532025-10-25. Service bulletin. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
25-NA-0522025-04-28. Service bulletin. This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
25-NA-0522025-04-10. Service bulletin. This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
22-NA-0742025-02-12. Service bulletin. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
21-NA-0432025-02-12. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
09-06-04-026Z2025-01-23. Service bulletin. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
03-06-01-023I2025-01-17. Service bulletin. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
19-NA-2192024-12-17. Service bulletin. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
21-NA-0432024-12-10. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.