Operation CHARM: Car repair manuals for everyone.
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
If it fails: lemon-manuals.org.ua

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Electronic Spark Control Sensor

Engine Compartment Components.:




LH Rear Of Engine

Applicable to: 1991 Blazer, Jimmy, S10 & S15 w/4.3L/V6-262 Engine