Finally,arebuildandperformanceguideforGM6.2and6.5LdieselenginesInthelate1970sandearly1980s,therewasconsiderablepressureontheDetroitautomakerstoincreasethefuelefficiencyfortheirautomotiveandlight-trucklines.Whileefficientelectronicenginecontrolsandcomputer-controlledgasenginetechnologywasstillinthedevelopmentalstages,theefficiencyofdieselengineswasalreadywelldocumentedduringthistimeperiod.Asaresult,GeneralMotorsaddeddieselengineoptionstoitscarandtrucklinesinanattempttocombathighgaspricesandincreasefuelefficiency.
Thefirstmass-producedV-8dieselenginesoftheera,the5.7Lvariants,appearedinseveralGeneralMotorspassenger-carmodelsbeginningin1978andareoftenreferredtoastheOldsmobileDieselsbecauseofthenumberofOldsmobilecarsequippedwiththisoption.Thiseditionfadedfrompopularityintheearly1980sasaresultoffallinggaspricesandqualityissueswithdieselfuelsuppliers,givingthecarsabadreputationfordependabilityandreliability.The6.2Lappearedin1982andthe6.5Lin1992,asthefocusfordieselapplicationsshiftedfromcarstolighttrucks.Theseenginesservedfaithfullyandremainedinproductionuntil2001,whenthenewDuramaxdesignreplaceditinallbutafewmilitaryapplications.
Whileverydurableandreliable,mostoftheseengineshavealotofmilesonthem,andmanyareinneedofarebuild.Thisbookwilltakeyouthroughtheentirerebuildprocessstepbystepfromdiagnosistoteardown,inspectiontopartssourcing,machining,andfinallyreassembly.Alsoincludedisvaluabletroubleshootinginformation,detailedexplanationsofhowsystemswork,andevenacompleteStanadyneDB2rebuildsectiontogetthemostoutofyourengineinthemodernera.
Ifyouhavea6.2,or6.5LGMdieselengine,thisbookisamust-haveitemforyourshoporlibrary.