Firenza L4-121 2.0L VIN K TBI (1987)
Input Shaft: Customer Interest
M/T - High Clutch Pedal & Shift Effort or Gear Clash
SUBJECT
HIGH CLUTCH PEDAL EFFORT WITH HIGH SHIFT
EFFORT OR GEAR CLASH (PROCEDURE AND NEW PARTS)
MODELS/YEARS
1987 CUTLASS CALAIS, 1988-1989 CUTLASS
SUPREME, 1987-1988 FIRENZA EQUIPPED WITH HM282 5 SPEED TRANSAXLE (RPO-MG2)
NUMBER:
89-T-156
CORP. REF. NO: 937207
DATE:
April 1990
SECTION:
7C
Figure 1
CONDITION:
Owners of some of the above vehicles equipped with HM282 5-spd manual transaxles (Figure 1) may comment about high clutch
pedal effort accompanied with high shift effort or gear clash.
CAUSE:
The above conditions may be due to galling or heavy scoring between the release bearing and input shaft sleeve/bearing assembly.
However, any of the following could also be contributing to the condition, therefore; in order to fully determine the cause of the concern
each of the following should be inspected.
1.
Clutch pedal and associated hydraulic system for binding or loose fasteners.
2.
Galling or heavy scoring on the inner diameter of the release bearing or outer sleeve diameter of the input shaft bearing/sleeve assembly.
3.
Clutch fork shaft for freedom of movement in its bushings/needle bearings.
4.
Clutch fork shaft for misalignment to the release bearing or input shaft bearing/sleeve assembly.
5.
Clutch wear.
CORRECTION: