1999 Chevrolet Silverado technical service bulletins
238 technical service bulletins and manufacturer communications cover the 1999 Chevrolet Silverado.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This technical bulletin provides a procedure to lube the rear leaf springs on vehicles with the condition...
- Structure: body: tailgate
- Service brakes, hydraulic: pedals and linkages
- Chevrolet/gmc/cadillac: anytime hydraulic brake pipes assembly need replacing, pre-formed and pre-flared...
- Visibility: windshield
- Equipment: mechanical
- Power train
- Electrical system
- Gm: the service engine soon light is on, there is also a misfire or engine noise
- Some customers whose vehicles are operated in dusty type environments, such as farming or mining off-road...
- Antilock brake (ABS) activation at low speeds (clean wheel speed sensor mounting surface)
- Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
- Suspension vibration or frame beaming at 40 - 60 mph
- Clunking noise under hood and CAN be felt in steering wheel and/or steering column (replace upper...
- Tire slowly goes flat and/or excessive wheel vibration caused by bead splits (replace wheels with new...
- Rear leaf spring slap or clunk noise (replace spring inserts) tt updated 10/18/07
- New design front axle side bearing adjusters
- ABS light on, dtc's C0265, C0201, U1041 set and/or loss of communication with brake module
- Horn inoperative at times
- Reduced steering effort (diagnose/replace steering wheel position sensor)
- Service vme
- Clunking noise under hood and CAN be felt in steering wheel
- Tailgate cable slack
- Left front axle shaft difficult to remove
- Generation III V8 engine piston repairs
- Fog lamps inoperative
- Fuel and temperature gauge inoperative, low fuel and battery light on, prndl inoperative
- Antilock brake (ABS) activation at low speeds
- Electronic transfer case unable to complete shift
- Advance service information - exhaust system popping/snapping noise when vehicle is hot, at idle or...
- Anti-lock brake system (ABS) light on, diagnostic trouble codes (DTCS) C0265, C0201, U1041 set and/or loss...
- Supplement to 04094 front wheel speed sensor corrosion
- Supplement to bulletin 99-06-04-047A for fuel system cleaning
- Diagnostic trouble code P0128 or engine will not reach operating temperature
- The service engine soon lamp is illuminated, no 3RD and 4TH gear, the transmission does not shift...
- Unwanted/loose seat movement
- Four wheel drive inoperative and the 4WD service light will illuminate
- Intermittent service 4WD light comes on with diagnostic trouble code (DTC) C0306 or C0308 stored in tccm
- Reference guide for the technician to upgrade a vehicle from factory wheels and tires to 20 inch wheels...
- 20 inch wheels and tires available through gmspo
- Product safety recall regarding front wheel speed sensor corrosion
- Diagnosis of cracked or broken transmission case
- Rear axle retainer button breakage
- 1999 - 2005 gen II cold engine misfire at idle with possible P0171 and/or P0174
- Door hinge replacement kit
- 4WD inoperative and diagnostic trouble code (DTC) U1026 atc fuse open
- Sir light on steady after bulb test and no diagnostic trouble codes (DTCS)
- Lack of steering assist or shudder during parking lot type maneuvers
- 4WD models with noise, vibration on dry pavement
- Application of horn at horn pad inoperative
- Low effort parking brake apply system
- Concerns that clunk noise CAN be heard coming from under the hood also felt in the steering wheel
- Handling characteristics of vehicles with 20 inch wheel/tire assemblies installed
- Revised front caster and camber adjustment procedure
- Replacement of connector when replacing fuel tank module/fuel pump module
- Outside rearview mirror housings come loose from base
- Pickup box sheet metal fracture / damage with aftermarket accessories installed
- Misfire at idle cold and possible P0171 and or P0174
- Clunk, bump or squawk when vehicle comes to a complete stop or acceleration from complete stop
- Light service support vehicle lssv (formerly commercial utility cargo vehicle - cucv II and III) service
- Rear parking brake shoe retaining spring clip service kit for drum-in-hat (DIH) equipped vehicles
- Check engine light with a P0300 due to 2-4 cylinders misfiring on the same bank of the engine
- Service engine soon light and P0300 when towing, cruising uphill or on hard acceleration
- 261 transfer case drivelines growl 1100-1200 RPM
- Fuel gauge fluctuation in park or neutral
- The service information and owners manual do not show a service interval for the 8.6, 9.5, 9.75, 10.5, and...
- Suspension vibration or frame beaming at 40 -60 mph
- 4L60E/4L65E intermittent neutral condition while accelerating from a stop or while driving
- The nvg 136 all wheel drive (AWD) transfer case and the 236 and 246 nvg selectable transfer cases...
- Diagnostic information to accurately diagnose a/c low pressure switch using new kent moore special tool...
- Clunking noise under hood and CAN be felt in steering wheel
- Repairing napped seat fabric
- Availability of rear wheel mud flaps to reduce debris build-up on rear brake calipers and/or rear wheels
- Use of correct installation procedure for loose hubcap assembly
- Loss of heating ventilation air conditioning
- Windrush around windshield
- Flexible spare tire hoist tool
- Front suspension coil spring noise
- Clunking noise under hood and CAN be felt in the steering wheel
- New flexible spare tire hoist tool available to assist in lowering/removing spare tire
- 4L80E, 4L85E whine noise in first and second gear
- Rattle noise in engine
- Revised wheel drive shaft nut torque specification
- Exhaust moan/vibration
- Power window motor now available separately from the power window regulatory assembly
- Diagnostic information for intermittent vehicle no crank dead battery
- D height specification missing from si
- Malfunction indicator lamp on with a P0300 set and a misfire
- Engine whistle noise
- Gen III replacement flywheel bolt holes larger than original part
- Windshield reveal molding flutering
- Left front of vehicle sits low
- Spare tire flexible tool availability
- Intermediate steering shaft service kit
- 4L60E, 4L65E forward and low reverse waved steel clutch plate appearance change
- Supplement to 00-02-35-003D - clunking noise under hood and CAN be felt in the steering wheel
- Roll-out for the gen III small block engines with iridium spark plugs
- Snow plow prep package information - service vme
- Engine coolant leak at intake gasket
- Information on resurfacing the park brake portion of the rear brake rotor
- Recent shipment of flexible spare tire hoist tool
- 4L60E, 4L65E intermittent neutral from a stop or steady speed
- 6.0L LQ4 VIN u engine restriction
- Repairing cloth seats with napped fabric
- Various steering or suspension concerns after gm accessories 20 inch tire/wheel assemblies have been installed
- Air conditioner (a/c) low pressure switch diagnostic tool
- Engine tick, rattle or knock noise after cylinder head gasket replacement on the 6.0L engine
- Replacement flexplate may have larger bolt holes than the original flexplate
- Service engine soon light with a P0300 misfire due to misfires mainly on cylinder 7
- All full size trucks pick up box sheet metal fracture/damage with aftermarket accessories installed
- Concerns regarding bulletin 00-02-35-003F
- Exhaust vibration resonance or moan
- Engineering investigation - catalytic converter replacement
- P0420 and P0430 dtsc in the detroit, michigan area with gen III V-8 engines
- Rear spring slap or clunk noise
- Gen III engine noise after hot soak restart
- The nvg 136 all wheel drive (AWD) transfer case and the 236 and 246 nvg selectable transfer case shudder...
- Poor performance from a stop in 2WD, auto or 4WD hi
- Malfunction indicator lamp on with a P0300 set and a misfire
- 4L60-E automatic transmission oil pump first and second design identification
- Information on new spark plugs and gapping
- Inner tie rod released for service
- Repairing napped fabric-seats may have been upholstered in napped fabrics with dorchester on the bolster...
- Front wheels slipping with vehicle in four wheel drive
- Revised steering wheel position sensor or steering shaft lower bearing replacement procedure and steering...
- Revised requirements for installing the running board
- Tweeter speaker rattle in front side door(s), tweeter speaker falls out of position
- Right rear inner brake pad wear
- Daytime running lamp (DRL) bulb replacement
- Design change of rear output shaft and oil pump replacement parts
- Increased accelerator pedal effort, idle instability
- Exhaust moan/vibration
- Slips in 4-WHEEL drive, noise, vibration, leaks, hot odor
- Increased accelerator pedal effort
- Antilock brake (ABS) activation at low speeds on various models including the 1995 and 1996 envoy
- Light service support vehicle (LSSV)
- Rear quarter glass service replacement kits may have deformed sealing striped when initially removed from...
- Trailer brakes applied when headlights / park lamps are on, brake controller illumination
- Scraping noise from rear of vehicle
- Diagnostic information for intermittent transmission downshift, slip, busy/cycling tcc or noisy cooling fan
- Needle bearings found in oil pan
- Center console lid hard to open or close
- Subject regarding availability of pickup box reinforcement kits for toolbox / rear window barrier / ladder...
- Some customers may comment on higher than expected engine oil consumption
- Some customers may comment that the manual lock lever comes loose from the door trim panel
- Concerns with launch shudder / vibration on acceleration
- Some vehicles may display a diagnostic trouble code of P0446 (evap canister vent)
- Exhaust moan or vibration at low vehicle speeds between 900-1200 RPM under load
- Some customers may comment on a mild to severe engine ping (commonly referred to as spark knock) usually...
- Subject regarding revised wheel speed sensor replacement procedure
- Some vehicles will not move when 4-WHEEL drive is requested, noise, shudder, poor performance,...
- Some customers may comment about hood hinge wind noise
- Some customers may comment on a mild to severe engine ping (spark knock) during acceleration and / or...
- Subject regarding lubrication of propeller shaft double cardan cv type u-joint centering ball and seat
- Some customers may comment on the service 4WD indicator illuminating with diagnostic trouble code B2725 set
- Customers may comment about a brake squeak or a noise, particularly after a cold soak and on the first...
- Some owners of C1500 series extended cab pickup models may comment on a vibration/launch shudder when...
- Some four-wheel drive extended cab short bed models may exhibit a bump/clunk on stop or acceleration
- A condition may exist where the customer cannot control the HVAC system modes and / or the temperature
- Subject regarding loss of HVAC system mode and/or temperature control
- Subject regarding steering clunk noise
- Subject regarding steering shaft clunk condition
- Some customers may comment that the service engine soon lamp is illuminated, no 3RD and 4TH gear, the...
- Information on 4-WHEEL drive extended cab, short bed vehicles with 4-WHEEL drive extended cab, short bed...
- This message covers trucks with four-wheel drive extended cab short bed with a bump or clunk on stop or...
- Some extended cab short bed vehicles with four-wheel drive may exhibit a bump or clunk on stop or...
- Subject on door manual lock lever disengages from door trim panel
- Information regarding front and rear side access door noise
- Subject regarding front and rear side door access door noise (replace door check link)
- Subject regarding door manual lock lever disengages from door trim panel (repair lock lever) jg
- Some vehicles equipped with 4-WHEEL drive extended cab and short bed may experience a bump or clunk on...
- Subject regarding new door check link
- Information regarding pick-up box reinforcment kits, for when adding toolboxes or ladder racks
- Some vehicles may experience a sqeaking sound coming from the front doors while opening and closing
- Information regarding frontal wind noise condition
- Some customers may comment that the center console latch may stick or will not open
- Information regarding replacement of front seat belt retractor and buckle usage
- Information regarding replacement of the front seat belt retractor and buckle usage
- Information regarding new pickup box reinforcement kits which are available for customers who may want to...
- Some vehicles may exhibit a security lamp illuminated on the instrument panel, engine stall, no start...
- Some customers may have concerns with the security lamp illuminating while driving; the security lamp may...
- Some owners may comment on a slipping type condition at the front wheels while the vehicle is in four...
- The seatbelt replacement parts do not match or are unable to latch to the existing belt
- Subject regarding customer satisfaction campaign - front brake hose abrasion
- This is a product update vme that involves certain pick-up trucks
- Some customers may comment on a lean hesitation, sag or stumble present during light to moderate accelerations
- Experiencing increased accelerator pedal effort
- On some vehicles, after turning off the vehicle, the ABS motor continues to run
- Subject regarding a clearance condition between the front right-hand brake pipe and the body cross sill
- Some customer may comment that the windows do not defrost on a timely basis
- Subject pertaining to front brake pipe contact with body cross sill
- Exhibiting front brake pipe contact with body cross sill
- Some vehicles may experience repeat fuel pump failures
- Some customers may complain that their full-size pickup trucks may be hard to start or intermittently does...
- Customer comments that the 3RD or 4TH door is hard to close when cold
- Some customers may comment that they are unable to lower the spare tire
- Subject regarding customer complaint of whistle and wind rush or flutter type noise
- Subject regarding power steering system noise that requires replacement of the rack and pinion assembly on...
- Brief information concerning parking brake shoe adjustment
- Some drivers may comment about the service engine soon lamp illuminating
- Some owners may comment on a rattle noise when closing either of the front doors
- Some customers may comment on a whirling sound from the lower rear side of the engine, occuring as the...
- Some customers may comment on a higher than expected accelerator pedal effort from the idle position, c/k...
- General motors has decided that some vehicles may have the auxiliary transmission oil cooler omitted
- A condition with the auxiliary transmission oil cooler omitted from certain vehicles equipped with heavy...
- Experiencing a rattle type noise coming from the driver's or passenger's front side door
- Vehicles with 4L60-E automatic transmissions may exhibit vibration during acceleration from 0 - 40 km/h...
- Customer may comment that a high effort is required to close either front door
- General motors has decided that some vehicles may not have included the merchandising-intent auxiliary...
- Subject regarding auxiliary transmission oil cooler omitted
- Subject on various driveability concerns-ses or oil level lamp illuminates, spark knock, exhaust popping
- Experiencing a vibration and lateral shake on smooth road surfaces
- General motors has decided that some vehicles equipped with 4.8L or 5.3L engines and 4L60-E automatic...
- Driveline vibration / growl noise
- Subject pertaining to harsh 1 - 2 and 3 - 2 shifts
- Some owners may comment about a slipping type condition at the front wheels while the vehicle is in four...
- A driveline vibration / growl noise
- Recall campaign regarding exhaust gas recirculation valve misbuilds
- Some owners may complain of squeak or rattle noise from front hinge pillar / instrument panel area
- Voluntary emission campaign regarding vehicles built with the wrong exhaust gas recirculation valve
- Voluntary emission campaign involving vehicles with a misbuilt exhaust gas recirculation valve
- Subject regarding exhaust gas recirculation valve (EGR) misbuilds
- Subject regarding seat noise / vibration
- Experiencing rattle noise at rear seat upper attachment where the seat connects with the rear cab wall
- Concerns with wind noise from rear quarter window
- Customers may complain of coolant leaks, low coolant light 'on', overheating, no heat, no start, or odors...
- Experiencing rattle noises in instrument panel compartment
- Complaints about a squeal noise coming from the brakes
- Comments about a squeak noise when opening or closing the front doors
- Some vehicles may experience engine idle shake in drive, park, or neutral
- Various information on steering gear to frame bolt torque
- Comments of a clunk or a thump noice from rear of vehicle when brakes are applied.
- Product recall campaign to torque the steering gear to frame bolts to the proper specification
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