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Service bulletin 1802503A

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10003542
Published by NHTSA2003-10-23
Manufacturer's number1802503A
Manufacturer's date2003-08-15
Replaces1802503
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION, DIAGNOSTIC TROUBLE CODE (DTC) P0110, FUEL GAUGE STUCK, IMPROVED COLD ENGINE PERFORMANCE. *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

Trouble codes named

P0110

Vehicles listed
JEEP GRAND CHEROKEE2002, 2003

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
06V1990002006-06-08. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
20020742002-04-17. Engine
01V3480002001-11-13. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
90032152023-01-09. Service bulletin. Part Description: 5.7L Long Block Issue Description: This 5.7L Long Block Assembly is compatible with both EGR and Non-EGR applications. An EGR Block-Off Plate (53032739AA) must be ordered when installing this Long Block Assembly in a Non-EGR application. Unless, the EGR Block-Off Plate is being transferred from the old engine.
90032152022-10-17. Service bulletin. Part Description: 5.7L Long Block Issue Description: This 5.7L Long Block Assembly is compatible with both EGR and Non-EGR applications. An EGR Block-Off Plate (53032739AA) must be ordered when installing this Long Block Assembly in a Non-EGR application. Unless, the EGR Block-Off Plate is being transferred from the old engine.
R2118796A2021-05-03. Service bulletin. Valve Body. These may cause over drive cycling.
09002052005-08-12. Service bulletin. ENGINE OIL WEEPAGE AT THE ENGINE OIL FITLER ADAPTOR HOSE CONNECTION(S). *TT
050022005-05-18. Service bulletin. NEW WATER PUMP FOR 3.7L ENGINE - NO LONGER COMMON WITH 4.7L. ADVANCED SERVICE INFORMATION #05-002. *TT
18045042005-02-07. Service bulletin. WARM ENGINE ROUGH IDLE. 4.7L. *TT
09007042004-05-03. Service bulletin. IRREGULAR ENGINE SNAPPING SOUND. *TT
2500102A2004-04-21. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION, DIAGNOSTIC TROUBLE CODE (DTC) P0442, P0455, OR P0456 - LEAK DETECTION PUMP (LDP), LEAK DETECTED. THIS BULLETIN SUPERSEDES 25-001-02 DATED FEB 11, 2002. *TT
25002032003-11-11. Service bulletin. NEW EVAPORATIVE CANISTER INLET FILTER FOR USE IN SEVERE DEBRIS ENVIRONMENTS. *TT
18031032003-11-11. Service bulletin. 4.0L ROUGH ENGINE IDLE AFTER RESTART FOLLOWING A HOT SOAK. *TT