Operation CHARM: Car repair manuals for everyone.
Home >> Pontiac >> 1999 >> Grand AM V6-3.4L VIN E >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Diagrams >> Diagnostic Aids >> General Electrical Diagnostic Procedures >> Symptom Diagnostic Example >> General Information
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)

Or, hide this message: temporarily or permanently

General Information

The following is an example of a symptom and the correct course of action taken by the technician.

IMPORTANT: Research for possible bulletins, DTCs and the vehicle's service history. Also, thoroughly screen the customer regarding the problem in order to complete the repair of the vehicle and completely satisfy the customer when a DTC or a symptom diagnosis is not available.
pro multis · About Operation CHARM