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Service bulletin CAMP95C40

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 id45841
Published by NHTSA1996-04-25
Manufacturer's numberCAMP95C40
Manufacturer's date1995-06-01
NHTSA componentPOWER TRAIN:DRIVELINE

NHTSA's summary

CAMPAIGN BULLETIN ANNOUNCES A RECALL FOR CERTAIN 1995 LUMINA AND MONTE CARLO VEHICLES, THAT MAY HAVE BEEN BUILT WITH A PARTIALLY OR FULLY BLOCKED VACUUM DISTRIBUTION BLOCK. THE VACUUM DISTRIBUTION BLOCK PROVIDES VACUUM TO THE TRANSMISSION VACUUM MODULATOR, THE BLOCKAGE CAN RESULT IN A HARSH SHIFT OR SLOW RESPONSE. TO CORRECT THIS CONDITION DEALERS ARE TO REPLACE THE INTAKE MANIFOLD VACUUM DISTRIBUTION BLOCK.*SD

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline

Vehicles listed
CHEVROLET LUMINA1995
CHEVROLET MONTE CARLO1995

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

Other bulletins for the same vehicles and component
018802004-07-01. Service bulletin. NO TCC APPLY, MALFUNCTION INDICATOR LAMP (MIL) ON, TCC SURGE, POSSIBLE P0740, P1870, OR 39 AFTER INSTALLATION OF A REMAN (SRTA) 4T60/4T60E. *TT
990730030A2001-05-24. Service bulletin. OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING BRAKE NOT APPLIED. *TT
9907300302000-03-01. Service bulletin. SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT
577106A1997-06-27. Service bulletin. COLD START RATTLE NOISE (DIAGNOSIS/SERVICE PROCEDURE). *TW
6771641997-06-27. Service bulletin. INTERMITTENT NEUTRAL OR LOSS OF DRIVE AT HIGHWAY SPEEDS OR FROM FOURTH GEAR (REPLACE CONTROL VALVE BODY ASSEMBLY). *TW
577106A1997-05-27. Service bulletin. COLD START RATTLE NOISE. *TW
9573T40011996-04-25. Service bulletin. GRINDING AND/OR GROWLING NOISE IN PARK ON INCLINE.*SD
MSG011571995-11-01. Service bulletin. UNKNOWN
5771061995-11-01. Service bulletin. COLD START RATTLE NOISE. *TW
5771041995-11-01. Service bulletin. HARSH 1-2 UPSHIFTS. *TW