Glow plugs on my 602 were replaced 65k miles and seven years ago. Car mostly driven around town (in other words, lots of short trips thus lots of starting). Just had first one go bad. They're Bosch.

Wonder if I can get through a New England winter on four plugs.

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14 E250 Bluetec 4Matic "Sinclair", Palladium Silver on Black, 160k miles
06 E320 CDI "Rutherford", Black on Tan, 180k mi, Stage 1 tune, tuned TCU
91 300D "Otis", Smoke Silver on Tan, 145k mi, wastegate conversion, ALDA delete

19 Honda CR-V EX 79k mi
Fourteen other MB's owned and sold
1961 Very Tolerant Wife