The special tool (J 38197) has been revised to reflect the design changes and the new tool is The hole is used to identify the crankshaft key location in relation to the slot in the crankshaft balancer. This hole does not aid in the alignment of J 38197-2, like the dimple on the previous designed crankshaft balancer.
Gm tech 2 manual manual#
Refer to applicable service manual and section for correct service procedures.įor the revised crankshaft balancer design, you will see a round hole drilled in the face of the crankshaft balancer (see Figure 2, view A). The special tool (J 38197) and the service procedure used to service the previous design crankshaft balancer have not been revised. This dimple aids in the alignment of J 38197-2 and also identifies the crankshaft key location in relation to the slot in the crankshaft balancer. The crankshaft balancer designs can be easily identified by a dimple stamped in the face of the crankshaft balancer (see Figure 2, view B). Refer to the following procedure using (J 38197-MOD) for the revised design crankshaft balancer.
Refer to the appropriate section in the service manual if you have the previous design crankshaft balancer. This change affects 3800 engines built late in the 1995 model year (L27 and 元6) and all of 1996 model year (元6 and L67).
Use the following procedure to properly service the crankshaft balancer on these engines.Īccording to GM, there has been a running design change in the crankshaft balancer. Next up, you may have an engine that requires service to the crankshaft balancer on the following vehicles: 1995-’96 Buick LeSabre, Park Avenue, Regal, Riviera 1995 Chevrolet Lumina APV 1995-’96 Chevrolet Camaro 1995 Oldsmobile Silhouette 1995-’96 Oldsmobile Eighty-Eight, Ninety-Eight 1995 Pontiac Trans Sport 1995-’96 Pontiac Bonneville and Firebird with 3800 engines.īe advised that the procedure used to service the crankshaft balancer has been revised. Revised Crankshaft Balancer Service Procedure
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