NHTSA Complaint #746508 — 1993 GMC SIERRA
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP issue reported to NHTSA
Vehicle Towed
Complaint Details
| ODI Number | 746508 |
| Vehicle | 1993 GMC SIERRA |
| Component | SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP |
| Date of Incident | |
| Date Filed | |
| Mileage | N/A miles |
| Crash | No |
| Fire | No |
| Injuries | 0 |
| Deaths | 0 |
| Vehicle Towed | Yes |
| State | AR |
Consumer Description
1) DASH BRAKE LIGHT CONSTANTLY ON OR FLASHING, CODE = SHORTED ABS DEFECTIVE? 2) 4WD TRANSAXLE- SHIFTER FORK AND THRUST BEARINGS BROKEN. NO FORWARD OR REVERSE ON HIGHWAY-VERY DANGEROUS BREAKDOWN 3) ECM ELECTRONIC CONTROL MODULE FAILURE, PREVENTING THE 3-4 OVERDRIVE SHIFT IN THE TRANSMISSION-VERY HIGH RPM UNDER LOAD. 4) AUTOMATIC TRANSMISSION, NO REVERSE DUE TO LOSS OF PLANETARY GEAR SET (2) DUE TO DEFECTIVE WORKMANSHIP (DRIFT PIN SETTING GEAR IN HUB HAD WORKED OUT THEREBY GALLING AND MILLING OUT THE HUB AREA=LOSS OF PRESSURE AND BEARING STABILITY. 5) NYLON ROCKER ARM RETAINERS HAD FRACTURED AND BROKEN DUE TO DEFECTIVE MATERIALS, ALLOWS ROCKER TO FALL OFF ROCKER ARM SHAFT AND PUSH RODS TO FALL INTO CRANKSHAFT...ABRUBT ENGINE HALT AT HIGH SPEED...VERY DANGEROUS. 6) GLOW PLUG CONTROLLER DOES NOT ACTIVATE THE GLOW PLUGS AFTER HOT ENGINE SITS FOR ABOUT 15 MINUTES...ENGINE WILL NOT START. *AK
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