Author Topic: 1977 Jimmy Gear Oil  (Read 2021 times)

Offline Gio Navarro

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1977 Jimmy Gear Oil
« on: July 06, 2017, 09:20:15 PM »
I'm changing the rear differential cover on my 1977 GMC Jimmy and was wondering what gear oil I should use, any help would be really appreciated

Offline bd

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Re: 1977 Jimmy Gear Oil
« Reply #1 on: July 06, 2017, 09:34:25 PM »
Quoted from the 1977 service manual, "SAE 80W-90 GL-5"
Rich
It's difficult to know just how much you don't know until you know it.
In other words... if people learn by making mistakes, by now I should know just about everything!!!
87 R10 Silverado Fleetside 355 MPFI 700R4 3.42 Locker (aka Rusty, aka Mater)

Offline Gio Navarro

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Re: 1977 Jimmy Gear Oil
« Reply #2 on: July 06, 2017, 09:59:59 PM »
Thank you very much