000601023A
Service Bulletin/Repair Instructions
INFORMATION USED WHEN DIAGNOSING NOISE CONDITIONS SUCH AS ENGINE RATTLE NOISE, SPARK KNOCK AT 2000 - 2500 RPM RANGE, UNDER A MODERATE TO HEAVY LOAD WITH A WARMED UP ENGINE. *TT
Vehicle report
1993 GMC G SERIES
Service bulletins
14 bulletinsTechnical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
000604002
Service Bulletin/Repair Instructions
SUBJECT REGARDING A HARD, NO START OR EXCESSIVE GRAY OR WHITE SMOKE CONDITION ON START UP AFTER RECENT GLOW PLUG REPLACEMENT. *TT
661509A
Service Bulletin/Repair Instructions
FIBER GLASS REAR FENDER PAINT STAR SHAPED CRACKS (INSTALL PROTECTIVE LINER). *TW
666309
Service Bulletin/Repair Instructions
ENGINE HARD TO START (REPLACE FUEL PUMP PULSATOR). *TW
376105
Service Bulletin/Repair Instructions
COLD ENGINE KNOCK. *TW
577103
Service Bulletin/Repair Instructions
TRANSMISSION LEAK AT REAR EXTENTION HOUSING AND PROP SHAFT. *TW
376602A
Service Bulletin/Repair Instructions
NEW CAST IRON EXHAUST MANIFOLD AND STAINLESS STEEL GASKET TO CORRECT ENGINE NOISE CONDITION. *TW
461506
Service Bulletin/Repair Instructions
REAR AND SIDE CARGO DOOR LATCH RATTLES. *TW
RCL/93C56A
Service Bulletin/Repair Instructions
GENERAL MOTORS HAS DETERMINED THAT CERTAIN 1993 M/L AND G VANS MAY EXPERIENCE A CONDITION, AT TEMPERATURES BELOW 32 DEGREES FAHRENHEIT, WHERE THE TRANSMISSION WILL NOT SHIFT OUT OF PARK WITH THE BRAKE PEDAL DEPRESSED. TO PREVENT THIS CONDITION FORM OCCURRING, DEALERS WILL REPLACE THE CRUISE CONTROL VACUUM RELEASE VALVE AND CHECK AND ADJUST THE BTSI SOLENOID CABLE. *TW
467108
Service Bulletin/Repair Instructions
TRANSMISSION EXTENTION SEAL LEAKS. *TW
476149
Service Bulletin/Repair Instructions
OIL PRESSURE GAUGE READING CONCERNS. *TW
461102
Service Bulletin/Repair Instructions
INSUFFICIENT HEATER PERFORMANCE. *TW
CAMP/93C56
Service Bulletin/Repair Instructions
MANUFACTURER RECALL - GENERAL MOTORS HAS DETERMINED THAT CERTAIN 1993 M/L AND G VANS MAY EXPERIENCE A CONDITION AT TEMPERATURES BELOW 32 DEGREES FAHRENHEIT WHERE THE TRANSMISSION WILL NOT SHIFT OUT OF PARK WITH THE BRAKE PEDAL DEPRESSED TO PREVENT THIS CONDITIONFROM OCCURRING, DEALERS WILL REPLACE THE CRUISE CONTROL VACUUM RELEASE VALVE AND CHECK AND ADJUST THE BTSI SOLENOID CABLE AS NEEDED. *TW
MSG01385
Service Bulletin/Repair Instructions
MESSAGE ANNOUNCING MANUFACTURER RECALL 93C56. *TW
Reading this report
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.