# Service bulletins for the 2007 Isuzu Ascender

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.

92 bulletins from NHTSA, as of 2026-10-19.

- [IB13\-R\-001G](/bulletins/10237146.md), 2023-06-01, Service bulletin: UNKNOWN OR OTHER. This bulletin outlines the procedures for using the Alpine Exchange Program \(the "Exchange Program"\). The Exchange Program must be used when any Alpine radio or other component covered by this bulletin is repaired under warranty and may also be used for radio and component repairs not covered under warranty. Contact Alpine directly for pricing and payment methods applicable to radio and component repairs not covered under warranty.
- [WB13\-X\-001B](/bulletins/10218932.md), 2022-08-30, Service bulletin: EQUIPMENT. Isuzu Commercial Truck of America, Inc. \(ICTA\) is providing the following procedural recommendations to improve dealer efficiency when submitting Parts Warranty claims. We strongly recommend dealers follow these procedures in order to avoid delays in Parts Warranty claim payments and/or claim chargeback. This bulletin was revised to add a Parts Warranty Form
- [WB13\-X\-001A](/bulletins/10218927.md), 2022-08-30, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Isuzu Commercial Truck of America, Inc. \(ICTA\) is providing the following procedural recommendations to improve dealer efficiency when submitting Parts Warranty claims. We strongly recommend dealers follow these procedures in order to avoid delays in Parts Warranty claim payments and/or claim chargeback.
- [IB09\-X\-004C](/bulletins/10217004.md), 2022-08-02, Service bulletin: ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. The Isuzu Commercial Truck of America \(ICTA\) Service Technical Assistance Center \(TAC\) provides diagnostic support to Isuzu dealer technicians repairing Isuzu vehicles in and out of vehicle warranty. A TAC case number will be issued solely for information tracking purposes and future contact reference.
- [IB09\-X\-002B](/bulletins/10217001.md), 2022-08-02, Service bulletin: EQUIPMENT. The following is a list of the Isuzu\-recommended Threebond product part numbers identified in the various Isuzu Workshop Manuals and bulletins. If a Threebond product is unavailable, we recommend that you utilize the chart below to find equivalent of similar products \(when available\) from Loctite and Permatex.
- [22NA009](/bulletins/10212625.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin\-On Oil Filters.
- [16NA338](/bulletins/10168175.md), 2019-11-25, Service bulletin: POWER TRAIN. This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
- [PIT5074L](/bulletins/10162106.md), 2019-07-08, Service bulletin: ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about the use of J\-35616\-64B terminal test probe, replacement terminals, and terminated leads. The J\-35616\-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit \(J\-38125\-620H\) located in Lear Tray 7 part number 963716\-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
- [PIC5260C](/bulletins/10160682.md), 2019-06-03, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto\-reverse, and/or water leaks.
- [PIT5236K](/bulletins/10157041.md), 2019-04-08, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over\-the\-Air version. If the Firmware Over\-the\-Air version on the scan tool equals 6708 the technician will need to contact General Motors Technical Assistance Center for further assistance. If the Firmware Over\-the\-Air version on the scan tool is lower than 6708 Dealer can order the part thought the Instrument Sales and Service website process.
- [PIP5540B](/bulletins/10154566.md), 2019-03-18, Service bulletin: ENGINE AND ENGINE COOLING. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
- [PIP4925B](/bulletins/10154552.md), 2019-03-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools.
- [PIP5540D](/bulletins/10154306.md), 2019-03-11, Service bulletin: ENGINE AND ENGINE COOLING. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
- [PIP5628](/bulletins/10154299.md), 2019-03-11, Service bulletin: ENGINE AND ENGINE COOLING. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 \- P0308 and/or P050D
- [PIC6107A](/bulletins/10151868.md), 2018-12-17, Service bulletin: EQUIPMENT:ELECTRICAL; EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). This Preliminary Information communication provides information to the technician about being unable to receive OnStar ?Over The Air? updates. Technician will need to press the OnStar button and verify they have an active account and that the call connects with data and location.
- [PIT5399A](/bulletins/10141371.md), 2018-06-18, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
- [05\-06\-04\-035D](/bulletins/10137901.md), 2018-05-21, Service bulletin: FUEL SYSTEM, GASOLINE. This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle.
- [00\-06\-01\-012G](/bulletins/10137601.md), 2018-05-21, Service bulletin: ENGINE. This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on engine surfaces.
- [PIT5264A](/bulletins/10135337.md), 2018-05-07, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn\-by\-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn\-By\-Turn feature to operate. The customer has 3 options while traveling through the United Sates. First if the vehicle is equipped with a navigation radio they can request a "Destination Download" to the vehicle. Second if the customer uses the OnStar RemoteLink app they can send the directions to the vehicle. The third option would be to have the vehicle loaded with a ?500 phone number? The customer will no longer be able to use their Hands Free Calling minutes when the new 500 phone number is loaded. If a customer chooses to restore Hands Free Calling in the future a new phone number will be assigned to the vehicle; previous phone numbers are not available.
- [PIP5232](/bulletins/10135322.md), 2018-05-07, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid\-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
- [PIC5491K](/bulletins/10126972.md), 2018-01-16, Service bulletin: ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle. If the OnStar system is still inoperative continue with published Service Information diagnostics.
- [PIC5088E](/bulletins/10126285.md), 2017-12-22, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This preliminary bulletin provides procedures on how to reset or refresh the XM radio receiver is the customers states that they only get a few channels.
- [PIC5088E](/bulletins/10125956.md), 2017-12-22, Service bulletin: EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that may not receiving all channels on the XM band. Technician will need to use a scan tool and verify current Digital Radio Receiver Status under Data Display. Technician will need to look at the second line labeled Digital Radio Receiver Status will display a number of 00 \- 04. Technician will repair per the status code.
- [PIC5588B](/bulletins/10125953.md), 2017-12-22, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); EQUIPMENT. This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the activation is initiated by a Service Programming System. For the 2010 and UP model year vehicles, the OnStar set\-up procedure and OnStar Activation request have been combined into a single programming event called OnStar Set\-up and Activation in Service Programming System.
- [PIC3100F](/bulletins/10125106.md), 2017-12-14, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary Information communication provides information to the technician about vehicle\&\#39;s odometer appears to be inaccurate relative to a known distance traveled. Technician should obtain a hand\-held GPS unit to test the odometer. If a hand held GPS unit is not available, the only other option is to verify the miles traveled using a surveyor\&\#39;s wheel or a dynamometer.

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