1999 GMC Pickup TSBs
6 Technical Service Bulletins across 3 categories
Categories
Other
3 bulletinsSUBJECT REGARDING LUBRICATION OF PROPELLER SHAFT DOUBLE CARDAN CV TYPE U-JOINT CENTERING BALL AND SEAT.*NLM
SUBJECT REGARDING LOCKOUT PREVENTION FEATURE, OPERATOR OVERRIDE PROCEDURE.
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*SLC
VEHICLES MAY EXPERIENCE UNWANTED AIR ENTRY THROUGH THE VENTILATION SYSTEM.
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*SLC
Engine
2 bulletinsTHIE PURPOSE OF THIS MESSAGE IS TO PROVIDE CLARIFICATION ON BULLETIN NUMBER 000604007A.
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THE SUBJECT OF THE BULLETIN IS INCREASED ACCELERATOR PEDAL EFFORT, REPLACED THROTTLE BODY ON CERTAIN PICKUP MODELS EQUIPPED WITH THE GEM 3 V-8 ENGINE. *TT
FOUR WHEEL DRIVE INOPERATIVE AND THE 4WD SERVICE LIGHT WILL ILLUMINATE.
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DIAGNOSIS MAY REVEAL THAT THE ATC FUSE COULD BE OPEN, POSSIBLE DTC C0308, OR VARIOUS U CODES MAY BE SET. THE ENCODER MOTOR MAY ALSO BE SHORTED OR THE TCCM MAY BE DAMAGED. *TT
Body & Paint
1 bulletinThis Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables.
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Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.