# Service bulletin 1802101A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 625604
- Published by NHTSA: 2001\-11\-29
- Manufacturer's number: 1802101A
- Manufacturer's date: 2001\-09\-17
- Replaces: 1802101
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

## NHTSA's summary

SUBJECT REGARDING 4.7L ENGINE PERFORMANCE ENHANCEMENTS. \*TT

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine

## Vehicles listed

- 2001 DODGE DURANGO
- 2001 JEEP GRAND CHEROKEE

## Recalls for the same vehicles and component

- [2002074](/recalls/tc/2002074.md), 2002-04-17: Engine

## Other bulletins for the same vehicles and component

- [68332810](/bulletins/10223854.md), 2022-10-17, Service bulletin: ENGINE AND ENGINE COOLING. Service \- Four Piece Oil Pan Gasket All Cummins Equipped Vehicles ONLY \- The replacement oil pan gasket can be a four piece gasket rather than a single piece gasket. This applies to Cummins 5.9L and 6.7L engines only. Installation: 1. Clean the oil pan T\-joints.\~ 2. Fill the T\-joint between the pan rail/gear housing and pan rail/rear seal retainer with sealant. Use Mopar® Silicone Rubber Adhesive Sealant or equivalent. 3. Apply a 2\-mm \[0.063\-in\] bead of Mopar Engine Sealant RTV Silicone Rubber Adhesive, to the oil pan flange.\~ 4. The four piece gasket will need to be assembled to make a complete oil pan gasket. 5. Lay the oil pan gasket\(s\) onto the oil pan flange.\~ 6. Ensure the oil pan gasket segment joints are properly aligned. 7. Apply a 2\-mm \[0.063\-in\] bead of Mopar Engine Sealant RTV Silicone Rubber Adhesive, to the top of the oil pan gasket.\~ 8. Install the oil pan. Starting from the center and working outward, tighten the oil pan bolts to 28 N·m \[21 ft. lbs.\].
- [R2118796A](/bulletins/10191460.md), 2021-05-03, Service bulletin: ENGINE AND ENGINE COOLING. Valve Body. These may cause over drive cycling.
- [1803103](/bulletins/10003986.md), 2003-11-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. 4.0L ROUGH ENGINE IDLE AFTER RESTART FOLLOWING A HOT SOAK. \*TT
- [0900303](/bulletins/10003538.md), 2003-10-23, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. 4.0L MULTIPLE CYLINDER MISFIRE. \*TT
- [1100201](/bulletins/625608.md), 2001-11-29, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES MAY EXHIBIT A HISSING SOUND WHEN WATER FROM THE EVAPORATOR DRAIN DRIPS ON THE EXHAUST. \*TT
- [1802101](/bulletins/623159.md), 2001-10-26, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION REGARDING ENGINE PERFORMANCE ENHANCEMENTS.\*SLC
- [0900301](/bulletins/621942.md), 2001-10-05, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS BULLETIN REINFORCES A REQUIREMENT TO CEASE THE CURRENT PRACTICE OF USING SUPPLEMENTAL OIL ADDITIVE TREATMENTS IN ALL DAIMLERCHRYSLER ENGINES. \*TT
- [2500401](/bulletins/620071.md), 2001-07-11, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUBJECT REGARDING ADDITIONAL DIAGNOSTIC FOR DIAGNOSTIC TROUBLE CODES CAUSED BY AN EVAPORATIVE SYSTEM LEAK. \*TT
- [0900301](/bulletins/620063.md), 2001-07-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS BULLETIN REINFORCES A REQUIREMENT TO CEASE THE CURRENT PRACTICE OF USING SUPPLEMENTAL OIL ADDITIVE TREATMENTS IN ALL DIAMLER CHRYSLER ENGINES. \*TT
- [1802200](/bulletins/616725.md), 2001-03-08, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLE ENGINES MAY EXHIBIT A LIGHT TO MODERATE SPARK KNOCK CONDITION DURING ACCELERATION \(UNDER LOAD\). \*TT

JSON: [/v1/bulletins/625604](/v1/bulletins/625604)

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