DOCUMENT TECHNICAL CONTENTS & VERIFIED SCHEMATIC / PCB PREVIEW
VERIFIED ENGINEERING SPEC
This 2-page technical case study details the diagnosis of a Buick Excelle with inoperable power windows and a non-flashing immobilizer light. It includes the immobilizer system wiring diagram and identifies a bent pin 19 in connector C351 as the root cause.
WHAT IS INSIDE THIS DOCUMENT (CIRCUITS, PINOUTS & SECTIONS):
- Fault description: Power window inoperable and immobilizer light not flashing
- Immobilizer system wiring diagram (Figure 1)
- Engine compartment fuse box inspection
- Ground point G303 and connector C351 pin 19 analysis
- Diagnosis of intermittent fault via harness wiggle test
- Repair of bent C351 pin 19
1. TECHNICAL PASSPORT & EXTRACTED ROM IDENTIFIERS (BINARY TRUTH)
SKU: ECU-116440
| Vehicle brand & model / Engine | GM: Buick / Chevrolet / Cadillac |
|---|---|
| ECU family & processor (MCU) | IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) / IMMO / Security MCU |
| Internal ROM project (Project ID) | — |
| Calibration identifier (STC) | — |
| Bosch software number (10SW / 1037) | — |
| Bosch hardware number (0281 / 0261) | — |
| Compatibility code block (CompID) | — |
| Engineering file name | Buick Excelle Power Window and Immobilizer Fault Repair Case Study (2p PDF) [#116440] |
| Category / Package | manual_pdf / immo-bcm-cas-key |
| Exact size & SHA-256 checksum | 679,867 bytes • d75b822b5aed988cb9020ed177494a00cab8bd56d9bb318ebc0f3b289cf62aef |
3. FREQUENT ENGINEERING QUESTIONS ABOUT THIS FILE (SCHEMA.ORG FAQPAGE)
E-E-A-T INDEX
Q: Which ECU and engine is the file Buick Excelle Power Window and Immobilizer Fault Repair Case Study (2p PDF) [#116440] (Door Module, G301, Remote Keyless Entry (RKE) Module, C351, C201, C303, G303, C202) for?
This engineering .PDF file targets the IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) control unit (IMMO / Security MCU MCU) used on GM: Buick / Chevrolet / Cadillac vehicles. Extracted ROM markers: Door Module, G301, Remote Keyless Entry (RKE) Module, C351, C201, C303, G303, C202.
Q: Is the dump Buick Excelle Power Window and Immobilizer Fault Repair Case Study (2p PDF) [#116440] verified for authenticity and checksums?
Yes. The automated ROM analyzer verified the size (679,867 bytes), the SHA-256 checksum (d75b822b5aed988cb9020ed1) and the internal firmware project identity (IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY)).
Q: What wiring diagrams, pinouts and fault codes are inside the document Buick Excelle Power Window and Immobilizer Fault Repair Case Study (2p PDF) [#116440]?
This technical document (Buick Excelle Power Window and Immobilizer Fault Repair Case Study (2p PDF) [#116440]) contains wiring diagrams, ECU connector pinouts for IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) and diagnostic test procedures for GM: Buick / Chevrolet / Cadillac .
4. ALL RELATED FILES OF THIS FOLDER, BRAND & ECU (FIRMWARE, MAPS, DIAGRAMS, CODING & VIDEOS)
BUNDLE: immo-bcm-cas-key
WHOLESALE PACK -91% (ALL FILES AT ONCE)
DEDUPLICATED • VERIFIED (COPIES REMOVED: 9)
Download the whole set of related files (29 unique files in one archive)
Individually, all 29 paid files cost $1,805. Buying the whole pack applies the wholesale discount -91% (save $1,640) + 0 free diagrams/photos!
Retail total: $1,805
$165
Sibling files from the same folder / kit (12)
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle: Immobilizer System No Alarm Sound Troubleshooting Guide (3p PDF) [#12026] manual_pdf • 356,080 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle 1.6L Immobilizer System Failure Diagnosis and Repair Case (1p PDF) [#42060] manual_pdf • 218,330 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle 2008 Anti-Theft System Failure: Hood Switch Diagnosis and Repair (2p PDF) [#81668] manual_pdf • 309,341 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 2013-2015 Buick Excelle 1.5L L2B ECU 81-Pin Connector Pinout and Circuit Info (2p PDF) [#81672] wiring_doc • 855,321 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle 2008: Random Alarm Fault Diagnosis and Hood Switch Repair (1p PDF) [#96504] manual_pdf • 234,002 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle CTD Security System Fault Diagnosis and Repair Case Study (5p PDF) [#121457] manual_pdf • 702,943 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 2010-2012 Buick Excelle 1.6L L91 ECU 81-Pin Connector Pinout (3p PDF) [#126281] wiring_doc • 872,823 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle RKE System Wiring Diagram and Intermittent Alarm Fault Diagnosis (2p PDF) [#141217] manual_pdf • 722,505 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle 1.6: Remote Lock Fails to Arm Security System Repair Case (1p PDF) [#156027] manual_pdf • 249,775 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 11. Buick Excelle direct operations from a remote location function fail.pdf manual_pdf • 1,525,972 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 128. Buick Buick Excelle transmission MIL fault lamp bright report P1841 malfunction.pdf manual_pdf • 567,132 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 37. Buick Buick Excelle charging system sound an alarm lamp bright overhaul.pdf manual_pdf • 268,652 bytes | $35 Open → |
Firmware & Stock ROMs (.BIN / .HEX / .FRF) (7)
.BIN? .BIN — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick United Kingdom clear GT 15 model 1M12S 0KM.bin firmware_bin • 2,048 bytes | $65 Open → |
.BIN? .BIN — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 15 model Buick United Kingdom clear PIN / Password 4794 1M12S 101KM.bin firmware_bin • 2,048 bytes | $65 Open → |
.BIN? .BIN — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 2010 model Buick Excelle instrument cluster 9057815 VPASJF-10849-DF (MC9S12HZ256VAL 3L16Y) EEPROM 30719KM.bin firmware_bin • 2,048 bytes | $65 Open → |
.BIN? .BIN — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 11.4 Buick Buick Regal the body of a vehicle computer '_24C16.Bin firmware_bin • 2,048 bytes | $65 Open → |
.BIN? .BIN — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Buick Excelle 13 model 9212HZ256 22337KM.bin firmware_bin • 2,048 bytes | $65 Open → |
.BIN? .BIN — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Excelle 24C04 instrument cluster data / dump.Bin firmware_bin • 512 bytes | $65 Open → |
.BIN? .BIN — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick root program / firmware firmware_bin • 128 bytes | $65 Open → |
WinOLS & Damos Maps (.A2L / .KP / .OLS) (1)
.A2L? .A2L — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Chevrolet Duramax 2016 P654_V1603_042_0.a2l damos_a2l • 20,638,316 bytes | $190 Open → |
Parameterization, Tools & Archives (.XML / .ZIP / .RAR / .7Z / .ISO) (2)
.RAR? .RAR — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Grand Hyatt speedometer calculate device.rar archive_pack • 31,212 bytes | $75 Open → |
.EXE? .EXE — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Grand Hyatt speedometer calculate device.exe ecu_software_tool • 53,248 bytes | $120 Open → |
Manuals, Diagrams & Photos (.PDF / .PNG) (1)
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Buick Anti-Theft System Analysis: PASSKEY II and III Key Programming (48p PDF) [#38982] manual_pdf • 4,472,365 bytes | $35 Open → |
Video Courses & Teardowns (.MP4) (6)
.MP4? .MP4 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 31. Buick no ignition key enter.mp4 vip_video_course • 442,634,420 bytes | $85 Open → |
.MP4? .MP4 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 26_ No. four part 2-2 Buick Xue not Lanzhou machine ignition key Quan lose matching & adaptation.mp4 vip_video_course • 295,530,110 bytes | $85 Open → |
.MP4? .MP4 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 2018-0916-2058-51.mp4 vip_video_course • 155,607,712 bytes | $85 Open → |
.MP4? .MP4 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | No. 67 engine startvrolet immobilizer / anti-theft system 2.mp4 vip_video_course • 155,241,599 bytes | $85 Open → |
.MP4? .MP4 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | No. 77 Cadillac immobilizer / anti-theft system.mp4 vip_video_course • 146,760,220 bytes | $85 Open → |
.MP4? .MP4 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 2018-0914-2101-44.mp4 vip_video_course • 138,460,204 bytes | $85 Open → |