Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
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temporarily or
permanently
Engine System Identification
ENGINE SYSTEM IDENTIFICATIONEngine Vin Code ID [1] [2] B or Z
Engine V6-262/4.3L
Fuel Control System Throttle Body Fuel Injection
Ignition System High Energy Ignition W/
Electronic Spark Timing & Electronic Spark Control (HEI-EST-ESC)
Computer System Computer Command Control (ECM)
Remarks:
[1] The eighth digit of the VIN denotes engine code.
[2] Vin code B is a high output engine.