2001 MCI G4100 Recall

Campaign:
08V121000 on 03/17/2008
Component:
Suspension:rear:axle:non-powered axle assembly
Manufactured:
12/30/1999 - 02/27/2000
Affected:
542
Defect:
Mci is recalling 542 my 2000-2004 g4100 and g4500 motor coaches. certain reworked tag axle arm assemblies had been identified with new cracks forming. some of the tag axle arm assemblies that had previously been repaired during recalls 03v-411 or 06v458 may have been repaired with unidentified micro fractures and/or insufficient weld penetration.
Consequence:
If the tag axle swing arm cracks and remains undetected, the cracks can spread and potentially result in a partial or total separation of the tag axle assembly from the coach, increasing the risk of a crash.
Correction:
Dealers will re-inspect and if cracks are identified or incorrect welds in the previously repaired areas, both right and left tag arm assemblies will be replaced. if no problems are identified, dealers will reinstall the existing tag axle arm assemblies with new hardware free of charge. please note that this campaign supersedes mci's previous recalls (please see 03v411 and 06v458). the recall began on march 18, 2008. owner may contact motor coach at 1-800-241-2947.
Notes:
Customers may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov.

2001 MCI G4100 TSBs (4)

Bulletin:
SB-3042
Component:
355200 equipment:other:owners/service/other manual
Summary:
Mci: tag axle r-12 brake valve retrofit may be subject to contamination intrusion through the balance port. installing a r-12 brake valve, which does not have a balance port, will eliminate the potential for contamination. no model or mo
Bulletin:
SB-3037
Component:
161100 structure: frame and members:underbody shields
Summary:
Mci: bogie leg frame corrosion prevention. new and very corrosive formulations of road ice cleaning chemicals are now being used, especially magnesium chloride and calcium chloride. these chemicals can act like acid when they contact the
Bulletin:
354
Component:
102000 power train:manual transmission
Summary:
Motor coach industries service campaign: see document search button for owner letter. there may be a harsh downshift, rpm flare, or the transmission may lock. *rm
Bulletin:
SB-357
Component:
980000 unknown or other
Summary:
Motor coach indudstries: information on replacing the coolant pump that may have a problem. *rm

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