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

Checking Transmission Oil Level

1. Raise and suitably support vehicle.








2. Remove transmission oil level filler plug from transmission.

Inspect
- Transmission oil level. Oil level should be even with the bottom of the transmission oil level/filler plug hole. If oil level is low, adjust oil level accordingly with synthetic 75W-90 GL4 lubricant, or equivalent.

3. Apply GM P/N 12346004, or equivalent, to the threaded portion of the transmission oil level/filler plug.
4. Install transmission oil level/filler plug into transmission.
- Tighten transmission oil level/filler plug to 28 Nm (20 ft. lbs.).
5. Lower vehicle.