Engineering Analysis · DYSFUNCTION TURN SIGNAL ASSEMBLY · Opened 1997-05-30 · Closed 1999-11-23
Investigation
Action number
EA97013
Type
Engineering Analysis
Open date
1997-05-30
Close date
1999-11-23
Manufacturer
Grote Industries, LLC
Affected makes
GROTE
Affected components
EXTERIOR LIGHTING
Affected model years
9999
Affected (make, year) variants
1
Summary
SEVERAL TURN SIGNAL ASSEMBLY MODIFICATION HAVE BEEN IDENTIFIED DURING THE COURSE OF THE SERVICE QUERY INVESTIGATION.THE SUBJECT SWITCHES ARE SOLD TO 5 TRUCK OEM'S.DURING THE COURSE OF THE SQ, SEVERAL FAILURE MODES WERE IDENTIFIED THAT WOULD RENDER THE TURN SIGNAL INOPERATIVE.THESE TURN SIGNAL ASSEMBLIES ARE USED ON CLASS 6, 7, AND 8 HEAVY DUTY TRUCKS AND TRACTOR TRAILER TYPE VEHICLES.