This factory service and repair manual for the 1993 GMC Typhoon addresses the second and final year of the turbocharged two-door sport utility, again with the 4.3L OHV V6 of 262 cubic inches as its only engine and a single Base specification. A boosted engine in a short-wheelbase utility puts unusual demands on cooling, the transmission and the driveline, and the book treats them as a set, giving each system its own service procedures, published specifications, torque values, wiring diagrams and diagnostic routines rather than generic guidance.
Engines covered
- 4.3L V6 (262 cu in) — OHV, turbocharged, gasoline
Body styles covered
- 2-door sport utility
Trims covered
- Base
Known issues on the 1993 Typhoon. Three recalls are on the federal record. A replacement fuel return line can leak at a bleed valve that was not tightened to specification, and a replacement fuel filter can seal poorly at its connection — both raising the risk of fire. The third concerns the transmission shift cable, whose fitting end can separate from the outer conduit so that the selector lever no longer reflects the gear actually engaged, leaving the vehicle able to roll away or drive off unexpectedly. Of 18 owner complaints, service brakes account for most.
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURE
THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FUEL LEAK. I
HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOB
CERTAIN R&B, INC. CENTRAL MULTIPORT FUEL INJECTION (CMFI) FUEL RETURN LINES, MODELS HELP 55163, NAPA BALKAMP 700-3270, AND THE CONNECTION 2560001, SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR THE VEHICLE
A FUEL LEAK CAN OCCUR AT THE VALVE, POSSIBLY RESULTING IN A FIRE.
R&B, INC. WILL NOTIFY OWNERS AND AT THE CUSTOMERS REQUEST, EITHER REPLACE THE FUEL LINE OR OFFER A F
SEPARATION OF THE TRANSMISSION SHIFT CABLE FITTING END (VEHICLE INTERIOR) AND THE OUTER CABLE CONDUIT.
THIS CONDITION CAN CAUSE THE GEAR SELECT LEVER TO BEPOSITIONED INDEPENDENT OF THE TRANSMISSION POSIT
REPLACE AFFECTED TRANSMISSION SHIFT CABLES WITH CORRECT SHIFT CABLE FITTING ENDS.
WHILE DRIVING 35 MPH APPLIED ON BRAKES WHEN ANOTHER VEHICLE CROSSED IN FRONT OF CONSUMER'S VEHICLE, RESULTING IN BRAKE FAILURE, AND CAUSING AN ACCIDENT.*AK
WHILE APPLYING BRAKES WITH FOOT IS ON BRAKE PEDAL , PEDAL WILL GO TO FLOOR. FIRST, PEDAL WILL SLOWLY DECLINE, AND THEN GO STRAIGHT TO FLOORBOARD, FEELS LIKE LOSING BRAKE FLUID.CONSUMER MUST REAPPLY
I HAVE BEEN THE SOLE OWNER OF THIS WELL MAINTAINED VEHICLE SINCE IT WAS PURCHASED NEW. I NOTICED GASOLINE LEAKAGE FROM THE GAS TANK ONTO MY GARAGE FLOOR. WHEN REPAIRED BY A GMC DEALERSHIP, I WAS TOLD
WHEN APPLYING BRAKES IN AN EMERGENCY SITUATION PEDAL GET HARDS AND THE TRUCK TRAVELS AN ADDITONAL 200 FEET BEFORE STOPPING. THIS CONDITION COULD CAUSE A CRASH. PROBLEM WAS REPORTED TO THE DEALERSHIP.
WE HAD BEEN TOLD THERE WAS A BUY BACK AGREEMENT BY GMC BECAUSE OF ANTI-LOCK BRAKE FAILURES. WE CANNOT FIND OR CONFIRM THIS INFORMATION.
Showing the 5 most serious of 8 complaints filed with NHTSA.
