1998 GMC T SERIES TSBs (70)
- Bulletin:
- 768210
- Component:
- 121000 exterior lighting:headlights
- Summary:
- Condition with headlamp boot loose. *yc
- Bulletin:
- 98864306
- Component:
- 106000 power train:axle assembly
- Summary:
- Comments about fluid leaking onto the ground near the front wheels or front engine area or leaking onto the surrounding components. *yc
- Bulletin:
- 98837110
- Component:
- 102000 power train:manual transmission
- Summary:
- Technicians may experience difficulty in removing the connectors from the park/neutral position switch, usually when trying to remove the switch during transmission service. *yc
- Bulletin:
- 98776002
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Subject on accessory drive belt noise due to power steering pump pulley misalignment. *yc
- Bulletin:
- 98861208
- Component:
- 138000 visibility:defroster/defogger system
- Summary:
- Comments that the hvac blower fan runs continuously with ignition off. *yc
- Bulletin:
- 98053
- Component:
- 022000 suspension:rear
- Summary:
- Some vehcles may experience rear axle oil level low. *yc
- Bulletin:
- 98053
- Component:
- 022000 suspension:rear
- Summary:
- Some vehicles exhibit an overheat condition of the rear axle oil, resulting in a noticeable
- Bulletin:
- 863208
- Component:
- 021000 suspension:front
- Summary:
- Comments about a shake or vibration in the front end of the vehicle. *yc
- Bulletin:
- 863210
- Component:
- 021000 suspension:front
- Summary:
- Some operators may comment about a front end shke or a vibration in the front end. *yc
- Bulletin:
- 867404
- Component:
- 103000 power train:automatic transmission
- Summary:
- Comments about a low transmission fluid level or that the transfer case fluid is overfilled. *yc
- Bulletin:
- 866503A
- Component:
- 061000 engine and engine cooling:engine
- Summary:
- Subject regarding obd ii diagnostic trouble code (dtc) p1404 (reflash vcm). *yc
- Bulletin:
- 990849007
- Component:
- 090000 fuel system, other
- Summary:
- Some vehicles built within vin breakpoints xj105482 and xj510031 may exhibit inaccurate fuel guage readings, vehicle runs out of fuel, or fuel gauge registers full but may still add fuel. *tt
- Bulletin:
- 990232004
- Component:
- 015100 steering:hydraulic power assist:pump
- Summary:
- Some medium duty models may have water intrusion into the power steering reservoir. *tt
- Bulletin:
- 990842002
- Component:
- 121000 exterior lighting:headlights
- Summary:
- Some customers may complain that the daytime running lights are inoperative. *tt
- Bulletin:
- 990232004A
- Component:
- 015100 steering:hydraulic power assist:pump
- Summary:
- Some owners / operators of medium duty models may commend about water entering the power steering reservoir and contaminating the power steering fluid. *tt
- Bulletin:
- 990603004
- Component:
- 110000 electrical system
- Summary:
- Customer may complain about horn sounding, no start due to water intrusion into accessory wiring junction block. *tt
- Bulletin:
- 990730013
- Component:
- 980000 unknown or other
- Summary:
- Some customers may comment about the service engine soon light illuminating. *tt
- Bulletin:
- 990850014
- Component:
- 221600 seats:front assembly:power adjust
- Summary:
- Concerns with driver / passenger seat adjuster switch bezel at seat will not stay fastened. *tt
- Bulletin:
- 990729004
- Component:
- 102000 power train:manual transmission
- Summary:
- Some medium duty models equipped with manual transmissions may exhibit a high shift effort or hard shifting condition. *tt
- Bulletin:
- 990603004A
- Component:
- 110000 electrical system
- Summary:
- Some customers may comment about the horn sounding and a no start condition due to water intrusion into the accessory wiring junction block. *tt
- Bulletin:
- 990604037
- Component:
- 116200 electrical system:ignition:module
- Summary:
- Subject on on-board diagnostic (obd) system improvements. *mjs
- Bulletin:
- 990850019
- Component:
- 221600 seats:front assembly:power adjust
- Summary:
- Concerns that the driver or passenger front power seat forward and rearward function is inoperative. *tt
- Bulletin:
- 990601020
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Vehicles may exhibit a knocking or grinding noise with the engine running. *tt
- Bulletin:
- 990601020
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Some customers may comment about a knocking or grinding noise with the engine running. *tt
- Bulletin:
- 990730004A
- Component:
- 103000 power train:automatic transmission
- Summary:
- A condition with a rusty transmission fluid level indicator / transmission oil filler tube. *tt
- Bulletin:
- 99066
- Component:
- 073200 fuel system, gasoline:fuel injection system:injectors
- Summary:
- Special policy adjustment covering the sequential central port fuel injector (scpi) failure condition. *tt
- Bulletin:
- 876507A
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Rough idle after start, when vehicle has sat overnight and poppets sticking.
- Bulletin:
- 837110A
- Component:
- 103000 power train:automatic transmission
- Summary:
- Park/neutral position switch connector cannot be removed. yd
- Bulletin:
- 99078
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Certain vehicles equipped with diesel engines may exhibit engine air induction contamination. *tt
- Bulletin:
- 000604003
- Component:
- 185000 vehicle speed control:cruise control
- Summary:
- Some customers may comment on rough idle after start up, and / or a service engine soon (ses) light illuminated. *tt
- Bulletin:
- 990940004
- Component:
- 220000 seats
- Summary:
- General motors began providing child restrain seat top tether hardware packages to customers in the united states who requested them. *tt
- Bulletin:
- 99066A
- Component:
- 185000 vehicle speed control:cruise control
- Summary:
- Some vehicles that are registered in california, equipped with a 4.3l, 5.0l or 5.7l engine and california emissions, may experience a service engine soon light, misfire, rough idle or hard start. *tt
- Bulletin:
- 000863002
- Component:
- 162000 structure:body
- Summary:
- Some drivers may comment on an improper fit / appearance between the cab and the front fender extensions. *tt
- Bulletin:
- 99066A
- Component:
- 073200 fuel system, gasoline:fuel injection system:injectors
- Summary:
- Some vehicles may experience a service engine soon light, misfire, rough idle or hard start due to a deposit build up on the sequential central port fuel injector (scpi) poppet valve(s). *tt
- Bulletin:
- 99066B
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Some owners may experience a service engine soon light, misfire, rough idle or hard start. **mr
- Bulletin:
- 000604014
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Some customers may comment on hard, no, or slow start, backfire or kickback during crank / start, grinding or unusual noises during crank, diagnostic trouble code p0338. *tt
- Bulletin:
- 000863003A
- Component:
- 021220 suspension:front:springs:torsion bar
- Summary:
- Some drivers may commend about noise coming from the cab pivot torsion bar area during normal operating conditions or that the cab is difficult to open. *tt
- Bulletin:
- 000851001
- Component:
- 135200 visibility:rearview mirrors/devices:exterior
- Summary:
- Some customers may comment that the black plastic housing around the outside rear view mirror turns chalky or is dull in color. *tt
- Bulletin:
- 000522007
- Component:
- 034000 service brakes, hydraulic:foundation components
- Summary:
- Some customers may comment on reduced brake pad / lining life. *tt
- Bulletin:
- 867117
- Component:
- 103000 power train:automatic transmission
- Summary:
- Brief information regarding rusty transmission fluid level indicator. *tt
- Bulletin:
- 866503
- Component:
- 063000 engine and engine cooling:exhaust system
- Summary:
- Some vehicles may set a false obd ii with diagnostic trouble code p1404. *tt
- Bulletin:
- 877169
- Component:
- 103100 power train:automatic transmission:control module (tcm, pcm)
- Summary:
- Information pertaining to new transmission calibrations. *tt
- Bulletin:
- 98053
- Component:
- 106000 power train:axle assembly
- Summary:
- Customer satisfaction campaign for pickup and utility model vehicles built with low levels of rear axle oil. *tt
- Bulletin:
- 00148
- Component:
- 980000 unknown or other
- Summary:
- Service engine soon light, misfire, rough idle, or hard start due to a deposit build-up on the sequential central port fuel injector (scpi) poppet valve(s). the deposit build-up may cause injector poppets to stick closed. *tt
- Bulletin:
- 111000
- Component:
- 110000 electrical system
- Summary:
- Information on the pulling the negative battery cable before pulling the drl relay when performing campaign 00043 drl noncompliance on 1998 gm and chevrolet t-pickup and utilities with the zr2 high rider performance package. *tt
- Bulletin:
- 00863008
- Component:
- 162000 structure:body
- Summary:
- Subject regarding misalignment of air intake duct when closing cab. *tt
- Bulletin:
- 00076
- Component:
- 046000 service brakes, air:antilock
- Summary:
- Some vehicles equipped with bendix abs air brakes have a condition in which the vehicle may have unwanted temporary abs activation at low speeds. *tt
- Bulletin:
- 010604009
- Component:
- 980000 unknown or other
- Summary:
- On certain models including my2000 - 2001 chevrolet and gmc wt5500 series, the service engine soon (ses) indicator is illuminated with diagnostic trouble code 0226 set. *tt
- Bulletin:
- 160201
- Component:
- 102000 power train:manual transmission
- Summary:
- This message concerns certain 1997 through 2001 medium duty trucks with spicer seven speed manual transmissions exhibiting heavy vibration that increases with speed and / or an oil leak and / or a cracked engine block. *tt
- Bulletin:
- 010604037
- Component:
- 072100 fuel system, gasoline:delivery:fuel pump
- Summary:
- Technical service bulletin regarding fuel transfer pump inoperative. *tt
- Bulletin:
- 040601
- Component:
- 980000 unknown or other
- Summary:
- Information regarding repair versus replace guidelines for vehicles with manual transmissions. *slc
- Bulletin:
- 010604039
- Component:
- 110000 electrical system
- Summary:
- Some vehicles may exhibit a service engine soon lamp on, malfunction indicator lamp illuminates intermittently, anti-lock brake system warning light illuminated, diagnostic trouble codes set, and / or blown fuses. *tt
- Bulletin:
- 010863001
- Component:
- 162810 structure:body:hood:hinge and attachments
- Summary:
- Subject on hood hinge rattle coming from either or both front corners of the instrument panel near the hood hinge areas for 1995 - 2002 pickup and utility models. *et
- Bulletin:
- 010420005
- Component:
- 106220 power train:axle assembly:axle shaft:seal
- Summary:
- Information regarding correct vehicle application for eaton. 1990-2002 chevrolet and gmc c-series conventional and t-series tilt cab medium duty models. *yh
- Bulletin:
- 010604037B
- Component:
- 072100 fuel system, gasoline:delivery:fuel pump
- Summary:
- Information regarding fuel transfer pump inoperative. *yh
- Bulletin:
- 010731003
- Component:
- 101000 power train:clutch assembly
- Summary:
- Concerns about a slipping clutch or early clutch failure. *tt
- Bulletin:
- 000604003A
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Some customers may comment on rough idle after start up, especially after setting overnight. *tt
- Bulletin:
- 99066D
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Some owners may experience a service engine soon light, misfire, rough idle orhard start due to a deposit build-up on the sequential central port fuel inujector (scpi) poppet valve(s). *tt
- Bulletin:
- 000601023A
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- 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
- Bulletin:
- 020523001
- Component:
- 034520 service brakes, hydraulic:foundation components:disc:pads
- Summary:
- Some customers and dealers may comment on accelerated uneven brake pad wear on f6-7 medium duty tilt cab models and h6-7 conventional medium duty models. *tt
- Bulletin:
- 020232004
- Component:
- 015000 steering:hydraulic power assist system
- Summary:
- Subject regarding steering gear grease seepage from around sector (output) shaft (install new sector (output) shaft seals).*jg
- Bulletin:
- 020604006
- Component:
- 061100 engine and engine cooling:engine:gasoline
- Summary:
- Some customers may comment on service engine soon lamp on, malfunction indicator lamp illuminations intermittently, diagnostic trouble code set, blown fuses, and engine will not start. *tt
- Bulletin:
- 020137002
- Component:
- 138000 visibility:defroster/defogger system
- Summary:
- Subject regarding service diagnosis/recommendations for inoperative air conditioning systems. *tt
- Bulletin:
- 020603002
- Component:
- 061200 engine and engine cooling:engine:diesel
- Summary:
- Customers may complain that the engine will not start. *slc
- Bulletin:
- 020603002
- Component:
- 061200 engine and engine cooling:engine:diesel
- Summary:
- Customers may complain that the engine will not start. *jg
- Bulletin:
- 020523001A
- Component:
- 034000 service brakes, hydraulic:foundation components
- Summary:
- Some customers and dealers may comment on accelerated uneven brake pad wear on some vehicle with four-piston fixed caliper rear disc brakes. *tt
- Bulletin:
- 020730017
- Component:
- 103000 power train:automatic transmission
- Summary:
- Concern with no shift, harsh shift, no engagement, transmission in default, check transmission warning indicator illuminated, range inhibited indicator illuminated, transmission diagnostic trouble codes set on f-model medium duty tilt cab m
- Bulletin:
- 000138005A
- Component:
- 353600 equipment:air conditioner
- Summary:
- Some customers may comment about instability of the a/c condenser or that the a/c system is inoperative. *tt
- Bulletin:
- 020864020
- Component:
- 162300 structure:body:door
- Summary:
- Passenger door outside rearview mirror vibration on certain vehicles including the 2000 - 2001 wt500 series medium duty tilt cab models. *tt
- Bulletin:
- 020604060
- Component:
- 060000 engine and engine cooling
- Summary:
- Automatic engine shutdown feature. *tt
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