# Service bulletins for the 1996 Buick Skylark 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. 56 bulletins from NHTSA, as of 2026-10-19. - [130089009](/bulletins/10246631.md), 2023-12-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Expanded Availability for Remanufacture and Return \(R\&R\) Electronic Control Modules - [PIP4723F](/bulletins/10208027.md), 2022-02-14, Service bulletin: SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update. - [PIP4723D](/bulletins/10171318.md), 2020-02-10, Service bulletin: ELECTRICAL SYSTEM. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update. - [19NA273](/bulletins/10170494.md), 2020-01-21, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock. - [PIC4696E](/bulletins/10168979.md), 2019-12-09, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable. E version update is to add administrative details. - [17NA073](/bulletins/10166638.md), 2019-10-28, Service bulletin: EQUIPMENT. This warranty administration bulletin provides information regarding the field action courtesy transportation policy. - [PIC4696D](/bulletins/10165876.md), 2019-10-15, Service bulletin: EQUIPMENT. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable. - [PIP4723C](/bulletins/10157018.md), 2019-04-08, Service bulletin: EQUIPMENT; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update. - [17NA073](/bulletins/10154641.md), 2019-03-18, Service bulletin: EQUIPMENT. This warranty administration bulletin provides information regarding the field action courtesy transportation policy. - [PIC4696C](/bulletins/10141381.md), 2018-06-18, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. - [17\-NA\-073](/bulletins/10138060.md), 2018-05-21, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information with the field action courtesy transportation policy. - [PIC4696B](/bulletins/10114947.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. - [PIC4696A](/bulletins/10114924.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. - [PIP4723B](/bulletins/10113443.md), 2017-08-15, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update. - [4615](/bulletins/10023171.md), 2007-10-31, Service bulletin: SERVICE BRAKES, AIR. ABS PUMP RUNNING WHEN NOT NEEDED. \*NJ - [3253](/bulletins/10017096.md), 2005-10-24, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. VEHICLE WILL NOT MOVE IN EITHER DIRECTION. TRANSMISSION MAY SHOW OVER FULL. P90 4T40E 4T45E NO MOVEMENT DRIVE OR REVERSE. CONVERTER MAY BE EMPTY OF FLUID. \*TT - [3447](/bulletins/10017086.md), 2005-10-24, Service bulletin: POWER TRAIN. 4T40E OR 4T45E WILL NOT SHIFT NO DIAGNOSTIC TROUBLE CODES. \*TT - [04152004](/bulletins/10009220.md), 2004-09-17, Service bulletin: SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. VEHICLES MAY SET ANYONE OR A COMBINATION OF FRONT\-WHEEL SPEED SENSOR ANTI\-LOCK BRAKE SYSTEM CODES AS INTERMITTENT OR HARD FAILURES. GM VOICEMAIL EXPRESS. \*TT - [00966](/bulletins/10007816.md), 2004-07-12, Service bulletin: SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. ANTI\-LOCK BRAKING SYSTEM \(ABS\) FRONT WHEEL SPEED CODES \- JUMPER HARNESS. \*TT - [00966B](/bulletins/10007293.md), 2004-06-09, Service bulletin: SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. ABS FRONT WHEEL SPEED CODES \- JUMPER HARNESS. \*TT - [010601002A](/bulletins/10000782.md), 2003-03-31, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. REVISED PISTON PIN REMOVAL / INSTALLATION PROCEDURE. \*TT - [020601014](/bulletins/634708.md), 2002-10-07, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING REVISED LOWER INTAKE MANIFOLD INSTALLATION. \*TT - [010849020](/bulletins/631899.md), 2002-06-25, Service bulletin: ELECTRICAL SYSTEM:IGNITION. SUBJECT REGARDING REVISED IGNITION LOCK CYLINDER OR IGNITION SWITCH ASSEMBLY REPLACEMENT. \*SLC - [010602012](/bulletins/628890.md), 2002-03-21, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. SOME OWNERS MAY COMMENT ON LEAKAGE OF A FEW DROPS OF COOLANT AFTER PARKING THEIR VEHICLE. \*TT - [010601010A](/bulletins/620810.md), 2001-08-30, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING POLYMER SERVICE PISTONS. \*TT More: [the next page](/v1/vehicles/1996_buick_skylark/bulletins?cursor=2001-08-30_620810) (JSON) JSON: [/v1/vehicles/1996_buick_skylark/bulletins](/v1/vehicles/1996_buick_skylark/bulletins) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%201996%20Buick%20Skylark&page=https%3A%2F%2Fopen.wenmarpro.com%2Fmakes%2Fbuick%2Fskylark%2F1996%2Fbulletins&vehicle=1996%20Buick%20Skylark)