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Service bulletin PIP5346

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 id10115081
Published by NHTSA2017-08-15
Manufacturer's numberPIP5346
Manufacturer's date2015-11-02
NHTSA componentEQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES; POWER TRAIN

NHTSA's summary

This Preliminary Information communication provides information to the technician about cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick connect verses inverted flare. Dealer will need to contact General Motors Technical Assistance Center for further assistance.

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

Equipment and accessories, Transmission and driveline, Automatic transmission

Vehicles listed
BUICK CENTURY1999, 2000
BUICK LESABRE1999, 2000
BUICK PARK AVENUE1999, 2000
BUICK REGAL1999, 2000
BUICK RIVIERA1999
BUICK RIVIERA2000
CADILLAC CATERA1999, 2000
CADILLAC DEVILLE1999, 2000
CADILLAC ELDORADO1999, 2000
CADILLAC ESCALADE1999, 2000
CADILLAC SEVILLE1999, 2000
CHEVROLET ALERO EXPORT2000
CHEVROLET ASTRO1999 to 2000
CHEVROLET B7 MEDIUM DUTY1999 to 2000
CHEVROLET BLAZER1999, 2000
CHEVROLET BUS CHASSIS1999
CHEVROLET CAMARO1999, 2000
CHEVROLET CAVALIER1999, 2000
CHEVROLET CHEVY VAN2000
CHEVROLET CONVENTIONAL1999
CHEVROLET CORVETTE1999, 2000
CHEVROLET EXPRESS1999, 2000
CHEVROLET G SERIES2000
CHEVROLET IMPALA2000
CHEVROLET L SERIES1999
CHEVROLET LUMINA1999, 2000
CHEVROLET M SERIES1999 to 2000
CHEVROLET MALIBU1999, 2000
CHEVROLET METRO1999, 2000
CHEVROLET MONTE CARLO1999, 2000
CHEVROLET P1999
CHEVROLET P SERIES2000
CHEVROLET P31999
CHEVROLET PRIZM1999 to 2000
CHEVROLET S101999 to 2000
CHEVROLET SILVERADO 25002000 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 2500 HD1999 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002000 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN1999, 2000
CHEVROLET TAHOE1999, 2000
CHEVROLET TRACKER1999, 2000
CHEVROLET TRANS SPORT1999 to 2000
CHEVROLET V SERIES2000
CHEVROLET VENTURE1999, 2000
CHEVROLET W SERIES1999 to 2000
GMC BUS CHASSIS1999
GMC CONVENTIONAL1999
GMC ENVOY1999 to 2000
GMC G SERIES1999 to 2000
GMC G VAN BUS2000
GMC JIMMY1999 to 2000
GMC M/L VAN2000
GMC P1999
GMC SAFARI1999, 2000
GMC SAFARI (GMC)2000 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA1999, 2000
GMC SONOMA1999, 2000
GMC SUBURBAN1999, 2000
GMC YUKON1999, 2000
GMC YUKON DENALI2000 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2000
OLDSMOBILE ALERO1999, 2000
OLDSMOBILE AURORA1999
OLDSMOBILE AURORA2000
OLDSMOBILE BRAVADA1999, 2000
OLDSMOBILE CUTLASS1999
OLDSMOBILE INTRIGUE1999, 2000
OLDSMOBILE SILHOUETTE1999, 2000
PONTIAC BONNEVILLE1999, 2000
PONTIAC FIREBIRD1999, 2000
PONTIAC GRAND AM1999, 2000
PONTIAC GRAND PRIX1999, 2000
PONTIAC MONTANA1999, 2000
PONTIAC SUNFIRE1999, 2000
PONTIAC TRANS SPORT1999 to 2000
SATURN LW2002000 (the catalog's model; the bulletin names a series or trim of it)
SATURN SL1999, 2000

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

Recalls for the same vehicles and component
99V0890001999-04-26. POWER TRAIN:AUTOMATIC TRANSMISSION

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
PIP3366C2018-08-20. Service bulletin. This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmission into park while the transfer case is in 4 wheel drive low (4LO) range. Dealers technician's are advised this condition should be deemed a normal characteristic of 4WD low operation.
PIP5340A2017-03-21. Service bulletin. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT AFTER A TRANSMISSION OR TORQUE CONVERTER REPLACEMENT THE VEHICLE MAY HAVE A HARSH 1-2 UPSHIFT AND THE CHECK ENGINE LIGHT OR SERVICE ENGINE SOON INDICATOR IS ILLUMINATED. IF YOU HAVE DUPLICATED THE CUSTOMER’S CONCERN AND FOUND DIAGNOSTIC TROUBLE CODE P0894 OR P1870 SET IN THE TRANSMISSION CONTROL MODULE PLEASE CONTACT GENERAL MOTORS TECHNICAL ASSISTANCE CENTER.
PIP-3366-B2012-02-29. Service bulletin. CADILLAC/CHEVROLET/GMC/HUMMER: SOME SUVS AND TRUCKS ARE EXHIBITING A CONDITION WHERE BY GRINDING/RATCHETING TYPE NOISE COMING FROM AUTOMATIC TRANSMISSION WHEN SHIFTING INTO PARK WHILE IN 4WD LOW (4LO) RANGE. *PE
PIT-47222008-12-18. Service bulletin. GMC: FLUID LEAK FROM TRANSMISSION OIL COOLER LINES DUE TO CORROSION. ALL 2000-2006 LIGHT DUTY TRUCKS EQUIPPED WITH THE LIGHT DUTY AUTOMATIC TRANSMISSION. *PE
0707300252008-02-21. Service bulletin. INFORMATION ON 4T40-E (MN4) AND 4T45-E (MN5) FRONT WHEEL DRIVE AUTOMATIC TRANSMISSION VALVE BODY RECONDITIONING, DTC P0741, P0742, P0751, P0752, P0756, P0757, P1811, HARSH SHIFTS, SLIPS, NO DRIVE, NO REVERSE. *NJ
0307300072007-03-05. Service bulletin. DELAYED ENGAGEMENT WHEN SHIFTING INTO THESE POSITIONS. PARK INTO REVERSE, NUETRAL INTO DRIVE, NUETRAL INTO REVERSE, AND PARK INTO DRIVE. THIS BULLETIN INCLUDES ALL 2000 - 2007 GM LIGHT DUTY TRUCKS. *KB
36692006-02-21. Service bulletin. M86/M94 TRANSMISSION INFORMATION TO DISASSEMBLE THIRD FOURTH AND FIFTH GEAR. *AK
32532005-10-24. Service bulletin. VEHICLE WILL NOT MOVE IN EITHER DIRECTION. TRANSMISSION MAY SHOW OVER FULL. P90 4T40E 4T45E NO MOVEMENT DRIVE OR REVERSE. CONVERTER MAY BE EMPTY OF FLUID. *TT
0307290052005-02-12. Service bulletin. CLUNK NOISE FROM FRONT END DURING LOW SPEED TURNS OR MANEUVERS. THIS SERVICE BULLETIN REPLACES 030729005A. *EH
0407300032005-01-04. Service bulletin. WHINE/HUM NOISE FROM AUTOMATIC TRANSAXLE BETWEEN 20 MPH - 50 MPH (32 - 80 KM/H) WITH LIGHT THROTTLE APPLICATIONS. *TT