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Service bulletin 776513

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 id52106
Published by NHTSA1997-07-17
Manufacturer's number776513
Manufacturer's date1997-04-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

WATER IN AIR PUMP AND/OR DTC P0410, P0412, P1415, P1416, P0100, P0101, P0102 AND DTC 48 (INSTALL AIR PUMP SERVICE KIT). *TW

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

Engine, Exhaust and emissions

Trouble codes named

P0100, P0101, P0102, P0410, P0412, P1415, P1416

Vehicles listed
BUICK ROADMASTER1994, 1995, 1996
CADILLAC FLEETWOOD1994, 1995, 1996
CHEVROLET CAPRICE1994, 1995, 1996
CHEVROLET IMPALA1994 to 1996

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

Recalls for the same vehicles and component
19950741995-04-24. Engine
19940641994-03-25. Engine
94V0490001994-03-21. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

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
1300890092023-12-11. Service bulletin. Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
0106020032001-10-24. Service bulletin. SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, THE ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT
000962001-04-04. Service bulletin. VEHICLES MAY EXPERIENCE EXHAUST GAS RECIRCULATION VALVE FAILURES. *JB
000962001-04-03. Service bulletin. CONCERNS W ITH EXHAUST GAS RECIRCULATION VALVE FAILURES. *JB
000962001-03-09. Service bulletin. SOME CUSTOMERS MAY EXPERIENCE A FAILURE OF THE EXHAUST GAS RECIRCULATION (EGR) VALVE DUE TO CORROSION OF THE INTERNAL DIAPHRAGM PLATE, LEADING TO DRIVEABILITY COMPLAINTS OF A CHECK ENGINE LIGHT FOR EGR VALVE (DTC P0400); OR ENGINE STALL AT IDLE, RUNS ROUGH OR SURGES. *TT
8765271999-02-01. Service bulletin. SOME VEHICLES EXPERIENCE ENGINE MISS/ POOR DRIVEABILITY SYMPTOMS. *YC
9709016114B1998-03-30. Service bulletin. EXPERIENCING ENGINE NOISE. *YC
676114A1997-08-21. Service bulletin. ENGINE NOISE (INSTALL VALVE STEM OIL SEAL). *TW
576516A1997-05-27. Service bulletin. MILD SHUTTER OR SAIL-ON BETWEEN 40 TO 60 MPH, STALL IN REVERSE. *TW