WenmarOpen by Wenmar Pro

Service bulletins for the 2008 Bentley Continental

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

145 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
2036678/42021-10-05. Service bulletin. ELECTRICAL SYSTEM. Speaker Replacement - Diagnostic checks. Customer statement / workshop findings: Audio output from speakers is distorted Technical background: There have been instances where door speakers have been changed under warranty for the complaint of sound distortion, yet when tested by ourselves and the supplier, no fault could be found with the returned unit. Production change: All speakers are subjected to a dynamic test and the individual results recorded for future reference
2051187/62021-10-05. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Poor Engine Running Complaints (Misfires) Petrol Engines Only. Customer statement / workshop findings: Poor engine running, reduced power, engine warning lamp illuminated. Technical background: Technical Product Information (TPI) to assist Retailers when diagnosing poor engine running or misfire. Measure: The following TPI should be carried out sequentially to ensure the root cause and analysis of the concern are identified without unnecessary work or repetitive actions taking place.
2033864/62021-10-04. Service bulletin. WHEELS. Customer statement / workshop findings: Unable to remove Accessory valve caps, Figure 1 shows an example of the caps. Technical background: We have observed instances where the caps have been difficult to remove once fitted, the issue is caused by corrosion. The valve stem itself is made from aluminium and the accessory valve caps are chromium plated brass, it is possible under certain environmental conditions, particularly winter road salt, for corrosion to take place between these dissimilar metals. Measure: The solution is to apply a thin smear of silicon-based grease, such as Dow Corning high vacuum grease, to the external threads of the valve stem prior to fitting the accessory valve cap. Grease should be applied any time the cap is removed and grease is not evident
2056407/32021-10-04. Service bulletin. STEERING; SUSPENSION. Running gear - Noise identification. Customer statement: Noise complaint from the suspension and/or steering Workshop findings: The noise can be reproduced and clearly assigned to the suspension system from either of the axles And/or The noise can be reproduced and clearly assigned to the steering system
2063874/12021-08-07. Service bulletin. ELECTRICAL SYSTEM. Subwoofer - Part Number 3W7035404B - No Longer Available (NLA)> Customer statement / workshop findings Subwoofer - Part Number (3W7 035 404B) - No Longer Available (NLA) and cannot be sourced or supplied Technical background In the event that subwoofer (3W7 035 404B) is required this cannot be sourced or supplied However Should the speaker (3W7 035 482B) be required, retailers can order 4W0 035 404B - The operative should then remove the speaker from 4W0 035 404B - The operative should then fit the speaker into subwoofer (3W7 035 404B)
2063025/12021-05-06. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE; LATCHES/LOCKS/LINKAGES. Powered Boot fails to operate due to faulty motors - Replacement motors unavailable to obtain Customer statement / workshop findings: Powered boot fails to operate due to faulty motors, replacement motors are unavailable to obtain Technical background: Refer to the Measure section of this TPI to allow the boot to be used in manual mode
2061195/12020-12-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Telephone Functionality Complaint - Minimum Standards Required For Analysis Of Concerns. Customer statement / workshop findings: The feedback method within this TPI is required should a complaint of telephone functionality and/or quality be reported. Technical background: The minimum standards check list document within the Measure section is required to capture an accurate description of customer telephone issues.
2051562/62020-12-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. All Models - 12 Volt Battery condition checks. Technical background For all 12 volt battery issues relating to warranty or a parts warranty claim, a DISS query MUST be raised prior to battery replacement, refer to the instructions within the Measure section of this TPI.
2058173/22020-11-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Electrical switch replacement guidelines. Customer statement/workshop findings: Electrical switch suspected as defective This TPI is not applicable to suspected faulty control units or any component related to the passive restraint system in particular the airbag system Technical background: Prior to replacing an electrical switch refer to the Measure section of this TPI
2059884/12020-11-07. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE; ELECTRICAL SYSTEM. Continental Series and Flying Spur - Luggage Compartment Lid - Check and Setting Guide. Customer statement / workshop findings: Luggage Compartment Lid (Boot Lid) has sporadic functionality, fails to latch when closing, bounces back when closing or fails to open or close fully. Technical background: This Technical Product Information (TPI) document has been developed to resolve various boot lid concerns, it provides a series of checks and updates to ensure robust boot lid operation. It is important the TPI is followed exactly to ensure maximum benefit.
2052785/52020-09-05. Service bulletin. SERVICE BRAKES, HYDRAULIC. Brake noise identification. Customer statement: Noise complaint from the braking system. Workshop findings: The noise can be reproduced and clearly assigned to the braking system. Technical Background: Brake noises can be attributed to many causes. Eight of the most common causes are: 1. Brake discs or pads are close to their wear limit. 2. New brake pads and/or discs have not been properly bedded in after installation. 3. Aftermarket pads or discs are installed. 4. There is debris such as small stones, grit, road salt or sand between the brake disc and pad. 5. Discs are covered in rust. Rust can form when the vehicle has been stationary for long periods of time (Figure 1).
2056582/32020-08-05. Service bulletin. STRUCTURE. Interior trim - Creak and rattle - Noise identification. Customer statement / workshop findings: Noise complaint from the interior Workshop findings: The noise can be reproduced and clearly assigned to the interior Prior to starting the instructions within this TPI, the Retailer must check and confirm the vehicle is in standard factory condition and has not had any non-approved aftermarket modifications conducted Should any aftermarket modifications be found, the Retailer must make Product Support aware by raising a DISS query to report the details of the modification, you must then await feedback from Product Support before conducting any further work
2053492/62020-08-05. Service bulletin. SUSPENSION:REAR:SPRINGS. Air spring fault finding. Customer statement / workshop findings: The front and/or rear suspension appears to have dropped. Technical background: The list of Bentley vehicles below are fitted with air springs as part of the suspension system. Should air leak from the air springs, this will cause the suspension to drop. However, the dropping of the suspension does not necessarily mean that the air spring is faulty. TheMeasure section of this TPI describes how and where to check for air leaks on the front and rear air springs, the air pump compressor, pipes, valve unit and air reservoirs. This includes potential air leak points on the air springs and also the locations of an air leak that can be repaired without the need to replace an air spring. These checks should be carried out in conjunction with the Elsapro procedure Air suspension: To check with the use of the special tool Air suspension leak tester VAS 751 001 shown in the image below as item ( 1). Refer to Elsapro, Repair Group 43, Air suspension To check.
2058465/22020-07-07. Service bulletin. STRUCTURE. Continental GTC - Hood insulation cover checks prior to replacement Customer statement / workshop findings: Should any of the following components require replacing: -Convertible hood insulation pad -Convertible hood outer cover -Convertible hood inner lining Refer to the onward instructions within this TPI Technical background: Please refer to the instructions within the Measure section of this TPI to check/confirm if the insulation pad is damaged prior to replacement IMPORTANT: In the event the insulation pad is found to be at fault please refer to TPI 2058277/1
2058277/22020-03-04. Service bulletin. STRUCTURE. Continental GTC - Hood insulation pad tension strap fitting procedure Condition In the event the insulation pad (ARROW - Figure 1) requires replacing, the onward instructions within this TPI must be followed Technical Background The right and left hand tension straps (Figure 2) are no longer fitted at the time of manufacture, the Measure section within this TPI details the procedure which must be followed to fit the tension straps
2058465/12020-03-04. Service bulletin. STRUCTURE. Continental GTC - Hood insulation cover checks prior to replacement Customer statement / workshop findings: Should any of the following components require replacing: Convertible hood insulation pad Convertible hood outer cover Convertible hood inner lining Refer to the onward instructions within this TPI Technical background: Please refer to the instructions within the Measure section of this TPI to check/confirm if the insulation pad is damaged prior to replacement IMPORTANT: In the event the insulation pad is found to be at fault please refer to TPI 2058277/1
2036267/12020-03-03. Service bulletin. ELECTRICAL SYSTEM. HVAC Potential spurious Diagnostic Trouble Code (DTC) Customer statement / workshop findings: Customer will not be aware of this code / Workshop may discover this code whilst running a Diagnostic Trouble Code log as part of other investigations on the car Technical background: At low ambient temperatures a spurious fault code may be logged by the HVAC control module in reference to the air quality sensor. The code is stored without being accompanied by any functional failure in the system Measure: The following may be seen during routine interrogation of vehicle systems do not take any investigative action in response to the following fault code unless there is an actual fault evident in the system or a fault in the system has been reported by the owner.
2058173/12020-02-08. Service bulletin. ELECTRICAL SYSTEM. Electrical switch replacement guidelines Customer statement / workshop findings: Electrical switch suspected as defective This TPI is not applicable to suspected faulty control units or any component related to the passive restraint system in particular the airbag system Technical background: Prior to replacing an electrical switch refer to the Measure section of this TPI
2058277/12020-02-08. Service bulletin. STRUCTURE. Customer statement / workshop findings In the event the insulation pad (ARROW - Figure 1) requires replacing, the onward instructions within this TPI must be followed. Technical background The right and left hand tension straps (Figure 2) are no longer fitted at the time of manufacture, the Measure section within this TPI details the procedure which must be followed to fit the tension straps.
2033745/22020-01-17. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. Bentley Continental Series - Power boot close switch - Correct diagnosis Customer statement / workshop findings: Boot lid does not attempt to power close when the boot close switch (located on the inside of the boot lid) is pressed. Technical background: In the event the power boot does not attempt to close when the boot close switch is pressed please check the applicability of the model and VIN shown in the Production change section of this TPI before commencing.
2042104/12020-01-17. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Telephone Functionality Complaint - Minimum Standards Required For Analysis Of Concerns Customer statement / workshop findings: An improved feedback method is required should a complaint of telephone functionality / quality be reported. Technical background: A minimum standards document is required to capture an accurate description of customer telephone issues. Measure: The attached document should be completed and attached to the relevant DISS query, this will allow a full understanding of the customer complaint and the circumstances in which the complaint becomes apparent.
2036134/32020-01-17. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. W12 Engine and Transmission Control Module Update (SC14/01) Technical background: New replacement software for the engine control modules and the transmission control module has been created to address customer satisfaction issues concerning driveability. Remedy: This Campaign must be carried out on all vehicles within the affected VIN range to ensure the latest specification engine and transmission software is installed. The software update within this campaign has been devised to ensure all W12 engine derivative vehicles within the specified VIN range have the latest level of software installed within the engine control modules and the transmission control module.
2056407/22020-01-09. Service bulletin. STEERING; SUSPENSION. Condition: Customer statement: Noise complaint from the suspension and/or steering Workshop findings: The noise can be reproduced and clearly assigned to the suspension system from either of the axles And/or The noise can be reproduced and clearly assigned to the steering system Prior to starting the instructions within this TPI, the Retailer must check and confirm the vehicle is in standard factory condition and has not had any non-approved aftermarket modifications conducted including the modification of the engine control modules (chip tuning) Check the history of the vehicle to confirm Should any aftermarket modifications be found, the Retailer must make Product Support aware by raising a DISS query to report the details of the modification, you must then await feedback from Product Support before conducting any further work Technical Background It is the retailers responsibility to check and confirm if any TPIs are applicable to the customers complaint/issue, should an applicable TPI be available, apply it and complete a DISS complaint to include Workshop findings only (No repair query required) For correct diagnosis and repair, the attached Flowchart must be followed in conjunction with the Measure section of this TPI
2051187/52020-01-09. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Condition: Poor engine running, reduced power, engine warning lamp illuminated. Technical Background: Technical Product Information (TPI) to assist Retailers when diagnosing poor engine running or misfires. Service: The following TPI should be carried out sequentially to ensure the root cause and analysis of the concern are identified without unnecessary work or repetitive actions taking place.
2056582/22020-01-09. Service bulletin. STRUCTURE. Condition: Customer statement: Noise complaint from the interior Workshop findings: The noise can be reproduced and clearly assigned to the interior Prior to starting the instructions within this TPI, the Retailer must check and confirm the vehicle is in standard factory condition and has not had any non-approved aftermarket modifications conducted Should any aftermarket modifications be found, the Retailer must make Product Support aware by raising a DISS query to report the details of the modification, you must then await feedback from Product Support before conducting any further work Technical Background It is the retailers responsibility to check and confirm if there are any TPIs which are applicable to the customers complaint/issue if there is an applicable TPI available, apply it and complete a DISS complaint to include Workshop findings only (No repair query required). For correct diagnosis and repair the attached Flowchart must be followed in conjunction with the Measure section of this TPI

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.