IDENTIFICATION
| Vehicle Model | Transmission Model (RPO) |
|---|---|
| "P" Series Commercial Van | NVG 4500 109mm 5-Speed O/D (MT8) |
| Jimmy, Sonoma & "S/T" Series, Blazer & Pickup | Borg-Warner T5 77mm 5-Speed (MW1), NVG 5LM60 85mm 5-Speed O/D (MY2) |
| Sierra, Suburban, Yukon & "C/K" Series Blazer & Pickup | NVG 5LM60 85mm 5-Speed O/D (MG5), NVG 4500 109mm 5-Speed O/D (MT8) |
MANUAL TRANSMISSION APPLICATION
SERVICE INTERVALS
Note. There are 2 light duty truck emission control classifications: Light Duty (up to 8600 lbs. Gross Vehicle Weight) and Heavy Duty (vehicles more than 8600 lbs. GVW).
Transmission
On all light duty vehicles, check transmission fluid level every 12 months or 7500 miles. On heavy duty vehicles, check fluid level every 12 months or 6000 miles. Periodic draining and refilling is not required.
Transfer Case
Check transfer case fluid at every oil change or every 12 months. Under severe conditions, check more frequently.
Transmission & Transfer Case
Remove filler plug. Fluid should be level with bottom of filler plug hole. Add as necessary.
RECOMMENDED FLUID
| Application | Fluid Type |
|---|---|
| Borg-Warner T5 77mm 5-Speed | (1) Dexron-IIE ATF |
| NVG 5LM60 85mm 5-Speed O/D | API GL5 (SAE 80W-90) |
| NVG 4500 109mm 5-Speed O/D | GM M/T Synthetic Fluid (12345871) |
| Transfer Cases | (1) Dexron-IIE ATF |
| (1) Although Dexron-IIE is recommended, Dexron-II may still be used. Dexron-II will eventually be replaced with Dexron-IIE. | |
| (1) | Although Dexron-IIE is recommended, Dexron-II may still be used. Dexron-II will eventually be replaced with Dexron-IIE. |
RECOMMENDED FLUID
FLUID CAPACITY
Note. Capacities listed in the following charts are approximate. Correct fluid level should be determined by level at filler plug hole rather than by amount added.
| Application | Pts. (L) |
|---|---|
| Borg-Warner (T5) 5-Speed | 4.2 (2.0) |
| NVG 5LM60 5-Speed O/D | 4.2 (2.0) |
| NVG 4500 5-Speed O/D | 8.4 (4.0) |
TRANSMISSION REFILL CAPACITIES
| Application | Pts. (L) |
|---|---|
| NP-231 | 2.5 (1.2) |
| NP-233 | 2.5 (1.2) |
| NP-241 | 4.6 (2.2) |
| Borg-Warner 4401 | 2.9 (1.4) |
| Borg-Warner 4470 | 6.6 (3.1) |
TRANSFER CASE REFILL CAPACITIES
ADJUSTMENTS
Manual transmissions have no shift rods. The shift lever mounts directly to top of transmission and is not adjustable.