# Service bulletin 99070

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.

- Type: Service bulletin
- NHTSA id: 6089158
- Published by NHTSA: 2000\-01\-13
- Manufacturer's number: 99070
- Manufacturer's date: 1999\-10\-01
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

## NHTSA's summary

VOLUNTARY EMISSION CAMPAIGN FOR VEHICLES WITH AN OBD\-II CALIBRATION THAT CAUSES A FALSE OXYGEN SENSOR CODE, P1133, TO SET UNDER CERTAIN CONDITIONS, RESULTING IN MALFUNCTION INDICATOR LAMP ILLUMINATION. \*TT

## 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

P1133

## Vehicles listed

- 1999 BUICK LESABRE
- 1999 PONTIAC BONNEVILLE

## Recalls for the same vehicles and component

- [2003283](/recalls/tc/2003283.md), 2003-11-12: Engine
- [1999128](/recalls/tc/1999128.md), 1999-06-28: Emissions

## Other bulletins for the same vehicles and component

- [130089009](/bulletins/10246631.md), 2023-12-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Expanded Availability for Remanufacture and Return \(R\&R\) Electronic Control Modules
- [040601021](/bulletins/10012148.md), 2005-02-15, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION. \*TT
- [040605008](/bulletins/10012115.md), 2005-02-14, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. AVAILABILITY OF EXHAUST MUFFLER FOR SERVICE. \*TT
- [3180](/bulletins/10010868.md), 2004-12-15, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. DEALERS MAY COMMENT ON A CHUGGLE, SURGE, MISFIRE CONDITION. \*TT
- [3115](/bulletins/10009950.md), 2004-11-03, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. ENGINE INTAKE MANIFOLD COOLANT LEAK. \*SC
- [040601017](/bulletins/10008471.md), 2004-08-02, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. NEW UPPER INTAKE MANIFOLD AND GASKET KITS. \*TT
- [010601008A](/bulletins/634813.md), 2002-10-09, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. \*TT
- [010601008](/bulletins/619177.md), 2001-05-17, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. \*TT
- [010601007](/bulletins/619176.md), 2001-05-17, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. ENGINE COOLANT CONSUMPTION OR COOLANT LEAK \(INSPECT FOR MATERIAL DEGRADATION/REPLACE INTAKE MANIFOLDS\) \*TT UPDATED 11/02/07 \*NJ

JSON: [/v1/bulletins/6089158](/v1/bulletins/6089158)

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