1998 CHEVROLET B7 Recalls (3)

Campaign:
98V073000 on 04/08/1998
Component:
Electrical system:wiring:front underhood
Manufactured:
02/28/1998 - 05/30/1998
Affected:
1,590
Defect:
Vehicle description: medium duty trucks equipped with air brakes and anti-lock brake systems. chaffing of the electric brake control harness can occur resulting in an electrical grounding condition. this will illuminate a warning light on the instrument panel and shut off the abs feature.
Consequence:
This condition can cause reduced braking capability of the front brakes, increasing the risk of a crash.
Correction:
Dealers will inspect the harness for chaffing and proper routing and will repair if necessary.
Notes:
Owner notification began april 24, and july 30, 1998.owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact chevrolet at 1-800-222-1020 or gmc at 1-800-462-8782.also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
Campaign:
98V237000 on 09/28/1998
Component:
Steering:gear box (other than rack and pinion)
Manufactured:
05/31/1996 - 04/29/1998
Affected:
3,969
Defect:
Vehicle description: school buses equipped with power steering. some of these vehicles were assembled with an incorrect intermediate steering shaft. the overlap in the slip joint is insufficient allowing the steering shaft to separate.
Consequence:
This could lead to loss of steering, increasing the risk of a vehicle crash.
Correction:
Dealers will inspect the steering shaft and, if necessary, replace the intermediate steering shaft.
Notes:
Owner notification is expected to begin october 21, 1998. owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contactchevrolet at 1-800-222-1020 or gmc at 1-800-462-8782. also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
Campaign:
00V232008 on 09/25/2000
Component:
Service brakes, air:antilock
Manufactured:
04/30/1997 - 09/29/1998
Affected:
30,000
Defect:
Vehicle description: school buses, medium duty trucks and tractors built with bendix air abs with an ec-17 1030r electronic control unit (ecu), there have been reports of unwanted abs activation at low speeds caused by 1) chafed abs wheel speed sensor wires on rotating parts or 2) a damaged component at the wheel end that generates a certain type of erratic sensor signal.
Consequence:
This condition could cause the abs ecu to exhaust the air at the air brake modulators for one or more of the wheels. this could result in extended braking distances and a possible crash.
Correction:
Dealers will replace the abs ecu.
Notes:
Owner notification began december 14, 2000 for the b7 series school buses and on march 15, 2001, for the medium duty trucks and tractors. owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact chevrolet at 1-800-222-1022 or gmc at 1-800-462-8782. also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).

1998 CHEVROLET B7 TSBs (13)

Bulletin:
867118
Component:
103000 power train:automatic transmission
Summary:
Erratic or premature upshifts, harsh down shifts, engine lugging, or low power performance. *yc
Bulletin:
990526001
Component:
121000 exterior lighting:headlights
Summary:
Information regarding daytime running lights (drl) flicker condition. *tt
Bulletin:
990525004
Component:
120000 exterior lighting
Summary:
Concerns with intermittent multifunction alarm activation. *tt
Bulletin:
98019A
Component:
040000 service brakes, air
Summary:
Some vehicles equipped with air brakes and anti-lock brake systems, may exhibit brake control electrical harness chafing. *tt
Bulletin:
98050
Component:
010000 steering
Summary:
Product recall campaign to inspect vehicles exhibiting a condition in which an incorrect intermediate steering shaft may have been installed. *tt
Bulletin:
000731001
Component:
101000 power train:clutch assembly
Summary:
Experiencing noisy release bearing, slipping clutch or inoerative clutch. *tt
Bulletin:
121000
Component:
071100 fuel system, gasoline:storage:tank assembly
Summary:
Information on fuel tank shields. *tt
Bulletin:
000525004
Component:
036400 service brakes, hydraulic:antilock:abs warning light
Summary:
Some drivers may comment about the abs lamp illuminating. an abs diagnostic trouble code 0281 - brake switch circuit may have been set on those vehicles equipped with hydraulic brakes. the diagnostic trouble code will be stored in memor
Bulletin:
00064C
Component:
073000 fuel system, gasoline:fuel injection system
Summary:
A failure of the electronic diesel fuel injection pump, leaking to complaints of poor performance or fuel economy, hard / no starts, hesitation, as well as illumination of the service engine soon light. *tt
Bulletin:
020522005
Component:
030000 service brakes, hydraulic
Summary:
Release of new rear brake pipe shields. *tt
Bulletin:
00064E
Component:
061000 engine and engine cooling:engine
Summary:
A failure of the electronic diesel fuel injection pump, leading to complaints of poor performance or fuel economy, hard/no starts, hesitation, and the service engine soon light illuminated. special policy adjustment 00064. *tt product
Bulletin:
030232044
Component:
010000 steering
Summary:
Effect of steering box limiter adjustment on turning radius and possibility of power steering system damage due to improper adjustment. various 1990-2004 models. *tt
Bulletin:
16NA260
Component:
353400 equipment:electrical:radio/tape deck/cd etc.
Summary:
This technical bulletin provides a procedure to reprogram the media disc player with the latest calibrations to correct a condition of the rear entertainment system not operating as intended in colder ambient temperature areas due to calibr

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