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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Engine Oil




Engine Oil

New standard for engine oil, GF-4. See TSB SN050109 for Honda Service News 050109 for additional information.

API Classification SH Energy Conserving II
Viscosity SAE 5W-30 (Preferred) SAE 10W-30