Jeep Cherokee 1996 Owner's Manual page 121

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Ill REQUIREMENTS
111 vehicle was designed to meet all cmissi.on regula-
11 i1nd provide excellent fuel economy when using
11 quality unleaded gasoline.
Use only unleaded gasoline hnving a mini-
mum posted octane of 87.
111 v •hide develops occasional light spark knock
I ii low engine speeds this is not harmful. However,
,11111•d heavy knock at high speeds can cause damage
l1111ild be reported to your deillcr immcdiiltely.
"11gine damage as a result of heavy knock
111 111.1 not be covered by the new vehicle war-
STARTING AND OPERATING 121
ln addition lo ,,.,ing unleaded ga:-.oline with the proper
octane r,1li11g, !host• that conl,1i11 dl'll'rg 'nts, corrosion
and stability ,1dd11iws rirc re ·011111H'11 lt-d. Using gaso-
lines thril h,1, 1° lli1
1 'i1 1
,1ddiliw.., will lwlp imprnvl' fu •I
economy, rl'dll\ 1• 1•1111•,~,irn,.., ,111d 111,11111,1111 v1•hil'I, pl'rlor-
mance.
Poor quality g.10.,1111111
1
1,111 1,111 ,., 11111lili
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111 111 ll
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starting, stalling ,11111 l1111tld1 II \1111 ,, 111•111·1111• 1il1•s•
problems, usl' ,111111111'1 l11,111il 111 )\•' 1111111• lwln11• 11111. 1 1-
ering service for tlil', 1•1111 Ii•
Gasoline/Oxygenat lJI 11cl
Some fuel suppli1•10., lil1•111I 111tl1•,1d1°d 11,,1solim• with 11i 1Ll'-
rials that conl,1in u ,1•,1•11 1I1 il ,1s ,1lcohol, M'I llll ,ind
ETBE. Oxygen,1ll':-. ,111° 11•1p1111•d Iii sonw Ml'd'> u( the
country in the wintv, 1111111th 111 n•du ·e carbon monoxide
emissions. The typ1• ,11111 i11111n1111 nl oxygenate uo.,L•d in the
blend is import,rnl.
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