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General| Brand | GMC |
|---|---|
| Model | Typhoon and Syclone |
| Category | Automobile |
| Language | English |
Discusses owner tampering with engine and drivetrain, jeopardizing trucks and warranties.
Steps for diagnosing engine issues, including warranty checks and contacting TAC.
Checklist for overboost and tampering issues, requiring specific checks and answers.
Detailed instructions for adjusting the wastegate actuator using specific tools.
Step-by-step guide to adjust the TV cable using the throttle lever.
Lists the authorized MEMCAL (PROM) I.D. numbers for Syclones and Typhoons.
Details steps to replace the ECM mounting bracket to prevent wire chaffing.
Instructions for mounting the new ECM bracket and installing the ECM.
Steps to replace the fuel pressure regulator, including safety precautions.
Specifies the correct engine timing setting (0 degrees BTDC).
Discusses checking for tampering signs in propshaft joint failures.
Steps for inspecting and replacing the ELC sensor link assembly.
Continued steps for ELC linkage repair, including clearances and testing.
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