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Home >> GMC >> 1991 >> Syclone V6-262 4.3L Turbo >> Repair and Diagnosis >> Brakes and Traction Control >> Antilock Brakes / Traction Control Systems >> Specifications
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Antilock Brakes / Traction Control Systems: Specifications


4WAL Component Specifications:



Fastener Torque N-m (lb.ft.)
Front wheel speed sensor mounting bolt 15 (10)
Rear wheel speed sensor mounting bolt 35 (10)
EHCU-to-mounting bracket bolt 25 (18)
EHCU mounting bracket-to-body bolt 25 (18)
EHCU hydraulic fittings:

^ Rear inlet 20-30 (14-22)
^ Rear outlet 20-30 (14-22)
^ Front inlet 20-30 (14-22)
^ Left front outlet 20-30 (14-22)
^ Right front outlet 20-30 (14-22)

EHCU internal air bleed screw 7 (5)

Wheel sensor:
Air gap between toothed ring gear
and magnetic coil 1.27mm (.05 in.)
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