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 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

Idle Speed

Base Idle
Except HF Model Manual Transmission
California
700+/-50 Revolutions Per Minute (rpm)
49 state
750+/-50 Revolutions Per Minute (rpm)
High altitude
700+/-50 Revolutions Per Minute (rpm)
Acceptable RPM is 750+/-50 rpm for high altitude spec vehicles tested at low altitudes.
Automatic Transmission
California
700+/-50 Revolutions Per Minute (rpm)
49 state
700+/-50 Revolutions Per Minute (rpm)
High Altitude
650+/-50 Revolutions Per Minute (rpm)
Acceptable RPM is 700+/-50 rpm for high altitude spec vehicles tested at low altitudes.
HF Model California
600 +/-50 Revolutions Per Minute (rpm)
Federal
580 +/-50 Revolutions Per Minute (rpm)
High Altitude
700+/-50 Revolutions Per Minute (rpm)
Allowable idle speed is 750+/-50 rpm for High Altitude spec. vehicles tested at low altitudes.