Info Wanted

Jeep guy gone GMC

What can you tell me about my

1985 GMC S-15 Jimmy 2.5L 2 Door 5-Speed

want the all the spec's info on tranfer case, front end, rear end, pro's and con's

anything would help me understand more about it

Ps. This is my first GMC and i love it

Fred Harnum

I owned a 1985 Celebrity w/ the 2.5L engine and it gave me very good service and very little trouble. Here are specs for your truck, hope they help.

Capacities:

Engine cooling: 11 Quarts U.S.

5 spd manual trans: 2.2 Qts. U.S.

Transfer Case:

NP 207: 2.3 Qts U.S. (approx.)

NP 231, 233: 2.2 Qts. U.S. (approx.)

Spark Plug Gap .060 inch

Firing order: 1-3-4-2 (no. 1 cyl. is closest to fan)

Lubricants:

Manual Transmission: Dexron II or IIE ATF

Transfer Case: Dexron II or IIE ATF

Differential - (standard or locking) SAE 80w-90 GL-5 gear lube

Hope this helps you. Rich

Get the codes from the code sheet and do a google search. You'll learn exactly what the original equipment on your truck is.

CJ