# Service bulletin 98831110

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: 600270
- Published by NHTSA: 1998\-05\-01
- Manufacturer's number: 98831110
- Manufacturer's date: 1998\-02\-01
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

VEHICLES WITH 6.0L AND 7.0L ENGINES \(VINS P, M \- RPOS LS0, LR0\) MAY EXHIBIT ENGINE EXHAUST NOISE WHICH IS LOUDEST DURING COLD ENGINE OPERATION. \*YC

## 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

## Vehicles listed

- 1991 to 1995 CHEVROLET B7
- 1991 to 1995 CHEVROLET C6
- 1991 to 1995 CHEVROLET C7
- 1995 CHEVROLET P
- 1991 to 1994 CHEVROLET P SERIES
- 1995 CHEVROLET P SERIES
- 1991 to 1995 GMC B7
- 1991 to 1995 GMC C6
- 1991 to 1995 GMC C7
- 1991 to 1995 GMC P SERIES

## 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
- [000601023A](/bulletins/628938.md), 2002-03-25, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION USED WHEN DIAGNOSING NOISE CONDITIONS SUCH AS ENGINE RATTLE NOISE, SPARK KNOCK AT 2000 \- 2500 RPM RANGE, UNDER A MODERATE TO HEAVY LOAD WITH A WARMED UP ENGINE. \*TT
- [000604002](/bulletins/609709.md), 2000-04-06, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING A HARD, NO START OR EXCESSIVE GRAY OR WHITE SMOKE CONDITION ON START UP AFTER RECENT GLOW PLUG REPLACEMENT. \*TT
- [776306](/bulletins/600430.md), 1998-05-14, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. COMMENTS OF A NO START, STALL CONDITION. \*YC
- [9802676121B](/bulletins/600283.md), 1998-05-05, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. COMMENTS ON ENGINE EXHAUST NOISE WHICH IS NORMALLY LOUDEST DURING COLD ENGINE OPERATION. \*YC
- [376105](/bulletins/39304.md), 1995-11-01, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. COLD ENGINE KNOCK. \*TW
- [376602A](/bulletins/39070.md), 1995-03-06, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. NEW CAST IRON EXHAUST MANIFOLD AND STAINLESS STEEL GASKET TO CORRECT ENGINE NOISE CONDITION. \*TW
- [94236](/bulletins/37832.md), 1995-01-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. LETTER TO DEALERS EXPLAINING GENERAL MOTORS POSITION WITH CAMPAIGN 94C57. \*TW

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